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Pole of Cold - What does winter mean to you? How cold is cold? When and where are places coldest? Introduce the idea of extreme cold, and identify a continuum of cold Discuss where and when students have been the coldest Identify a range of factors which affect how cold we ‘feel’ Begin to think about how cold affects u...
For as long as humans have lived in complex communities, cities and civilizations, they have divided and classified their societies. Those divisions have been based on age, gender, appearance or – in many cases – occupation. In many traditional societies artisans would share the same social status; as would soldiers, p...
In order to study the ancient Athenian court system it is essential to examine the two legal codes, the Draconian and the Solonian Codes of Law, which had a great influence on the courts in Athens. For the decisions handed down by these courts were based, at least in theory, on these written laws. It must be stated at ...
The Massasauga rattlesnake, or Sistrurus catenatus, is a member of the pit viper family. The eastern, western and desert subspecies live in prairies, woodlands, marshes and grasslands in parts of Canada, the United States and Mexico. They use their heat sensitive pits and tongues to seek prey, which includes small rode...
By accepting you will be accessing a service provided by a third-party external to https://www.schoolfamily.com/ Sensory games can be a fun way for any child to learn. Here are three easy activities to encourage your child to learn in different ways: Heighten his listening comprehension with simple household objects. F...
This area can be tarmac or grass or a combination. We recommend in your area for loose materials you include: - Loose parts - Water (tap, bucket, tray, etc.) - Sand (sand pit, tray, etc.) - Mud (digging pit, mud kitchen, etc.) - places to tie things on to (railings, trees, etc) - Surfaces of different heights (steps, p...
The detailed content for each year group is attached in the below document: How can I support my child in science? 1. Be interested Find out their termly topics and take an interest — find relevant books in the library or bookshop, do some research, brush up your own knowledge about the topic! Then you can have interes...
▶Filter Your Results This lesson focuses on spelling and pronunciation of months and seasons in the context of favourite seasons. Students will practise using the language in speaking and writing tasks. This lesson plan is for beginner readers. The main aim is to develop the students' ability to read and understand a s...
The Hubble Space Telescope, launched in 1990, has captured iconic images such as the deep field, Crab Nebula, and Eagle Nebula. Because the Hubble orbits the Earth, free from distortion caused by Earth's atmosphere, it can take extremely high-resolution images allowing astronomers to peer deep into space and time.The W...
Week 3 - w/c 4th May We hope you had fun learning about floating and sinking last week. This week we are going to explore the vocabulary ‘waterproof and absorbent’. Explore the vocabulary waterproof and absorbent. What do they mean? Can you think of different reasons why we might need waterproof or absorbent materials?...
Dunes are created when: "1. a plentiful supply of sand combines with, 2. wind blowing mostly from one direction, and 3. a natural trap causes the wind to drop the sand" (United Indiana sand dunes are part of the Lake Michigan border section located in the northwestern part of the state. Dune land is made up of sand and...
Figuring for Yourself The edge of the Sun doesn’t have to be absolutely sharp in order to look that way to us. It just has to go from being transparent to being completely opaque in a distance that is smaller than your eye can resolve. Remember from Astronomical Instruments that the ability to resolve detail depends on...
Teaching Theory of Mind is a “curriculum for children with High Functioning Autism, Asperger’s Syndrome, and Related Social Challenges.” Theory of Mind refers to the idea that people with autism don’t understand that other people have their own unique feelings, thoughts, and plans that can be different from the person ...
What Is Literacy? It is a word we all know and frequently use. But what do we actually mean when we talk about literacy? Traditionally, the word “literacy” has meant to be able to read and write. Being able to read and write is an important skill that enables us to understand and engage with the world around us. Readin...
This page provides a collection of vetted activities that will assist instructors and students in developing group cohesion, thoughtful engagement, and reflective responses to challenging material. The activities are divided into four types: Icebreakers, Group Maintenance, Dialogue Starters, and Reflection. The activit...
Warm-up: How Many Do You See: Apples (10 minutes) The purpose of this How Many Do You See is for students to subitize or use grouping strategies to describe the images they see. - Groups of 2 - “How many do you see? How do you see them?” - Flash the image. - 30 seconds: quiet think time - Display the image. - “Discuss ...
Generally two types of divergence occur in the normal curve: 1. Skewness 2. Kurtosis. Type # 1. Skewness: A distribution is said to be “skewed” when the mean and median fall at different points in the distribution and the balance i.e., the point of center of gravity is shifted to one side or the other to left or right....
Show Your Pet Some Love! Do you have a pet? Talk with your child about what your pet needs (water, food, shelter, exercise, cleaning, medicine, affection, etc.). Show your child how he or she can help care for your pet (or a stuffed animal if you do not have a pet). Let your child be responsible for feeding and/or walk...
Coming back to our series of posts talking about the different roles that monkeys have in the forest. Another important role of primates in the habitats in which they live is their roles as herbivorous, specifically by consuming leaves, fruits and flowers, without having in mind their complementary role as seed dispers...
Female activism: 10 remarkable protests from around the world For centuries, women have taken to the streets to fight discrimination, instigate change, and make their voices heard. As Women's History Month continues, we look back at 10 remarkable examples... The Suffrage movement – 19th Century to the present, worldwid...
There may be more habitable planets in the universe than we previously thought, according to Penn State geoscientists, who suggest that plate tectonics—long assumed to be a requirement for suitable conditions for life—are in fact not necessary. When searching for habitable planets or life on other planets, scientists l...
Apatosaurus was a sauropod dinosaur that lived during the Late Jurassic Period (about 152 million years ago) in what is now western North America. It was a large animal, being at least 70 feet in length, ad weighted about 20 tons, but some old adults were probably a lot bigger. - Scientific Name: Apatosaurus - Characte...
Perforations on Scandinavian stamps suffered in the early period of classical stamps, with the production of the stamps as a manual process. The use of manual labour was the cheapest way to produce the stamps, since the volumes were not high enough to invest in more advanced equipment. In the 1860s in Norway they used ...
A computer is a machine that can only perform those tasks which it is programmed to do. It cannot think on its own. Artificial Intelligence (AI) is a branch of computer science that aims to bridge this gap and give a computer this ability to “think” and mimic human brain. This includes reasoning and making decisions so...
Blackberries have multiple meanings across religious, ethnic and mythological realms. They have been used in Christian art to symbolize spiritual neglect or ignorance. Blackberries originally grew wild in fields, on hillsides and along woodland edges. Unmanaged and untended, the trailing vines wrapped themselves around...
Building more inclusive schools starts with integrating classrooms. In a perfect world, every classroom would be equipped with the necessary tools, education, and framework to promote inclusive spaces where all students can learn regardless of their needs or ability levels. Promoting inclusion involves taking the time ...
Traveling aboard the Susan Constant, Godspeed and Discovery, 104 men landed in Virginia in 1607 at a place they named Jamestown. This was the first permanent English settlement in the New World. Thirteen years later, 102 settlers aboard the Mayflower landed in Massachusetts at a place they named Plymouth. With these tw...
Posted: October 17th, 2013 Abolition of Human Slavery and Oppression Chapter two of the book Mightier than the Sword gives an insight of early America in the 1800s, where slavery was rampant. This mainly affected individuals of African of decent. As America grew economically, it underwent a geographical division formin...
A column is a vertical element of a structure that supports weight. Columns support weight through compression and hold up beams or entablatures to transfer weight. In ancient times columns represented a person with a base (foot), shaft (trunk) and capital (head). Greek architecture gave us the first three orders: Dori...
A focus group is a small group people (e.g. 5 – 12) who have something in common that is of interest to the researcher. The researcher acts as a facilitator and the participants are encouraged to talk openly about particular topics that are brought up by the researcher. They are encouraged to talk as if they would in a...
Tensions were growing between Spain and the United States The small island country of Cuba, which is south of Florida, had been suffering under Spanish rule. During the Cuban War of Independence, the USS Maine was sent to the harbor in Havana, the capital of Cuba. USS Maine was sent to Havana to offer protection to Cub...
Increasing levels of atmospheric carbon dioxide (CO2) is one of the main causes of global warming. The steady rise of this potent greenhouse gas is clearly visible on the Keeling Curve, a leading indicator of human-caused climate change. Charles David Keeling, a researcher at Scripps Institution of Oceanography, set up...
- Professional Development - Online Teaching - More from navigation items This section contains CLIL lesson plans on a wide range of curriculum subjects as well as vocabulary building resources such as wordlists and worksheets. In this section, you'll find lesson plans and support materials to help your students work o...
Vermont. November 01, 2009. Is there an environmental cost to paving, crop production, land clearing or animal grazing right up to the shoreline of a river, lake or wetland? So what if the natural vegetation growing on the land immediately adjacent to a water body is cut down? The answer: by removing the vegetation on ...
Dyslexia, also known as reading disorder, is a disorder characterized by difficulty reading in individuals with otherwise unaffected intelligence. Different people are affected to different degrees. Problems may include difficulties in spelling words, reading quickly, writing words, “sounding out” words in the head, pr...
Te kōrero mō ngā kare ā-roto Talking about feelings Talking about feelings with children and supporting them to name and describe feelings helps them to understand, express, and regulate their emotions. - include talking about feelings in everyday conversations, so that it’s normal for adults and children to name and d...
Air particles are measured by forcing air through a cavity in a particle counter which uses a laser to measure and count the particles. This is done through a process called light scattering. Parts Of A Particle Counter Inside a particle counter, you will find a laser sensor block. This is where the particles are sized...
What is a Root Canal? Inside the core of the tooth is soft tissue (otherwise known as pulp). The hollow area that houses this soft tissue contains a space towards the top of the tooth called the pulp chamber. This pulp chamber is connected to the root of the tooth via pipe-like canals, giving rise to the term “root can...
By California State PTA Health & Community Concerns Commission October is Bullying Prevention Awareness Month. Bullying is a serious issue at home and in school, and parents and caring adults can play pivotal roles in creating healthy, safe school and community climates. In a 2019 publication, the National Center for E...
It seeks to answer questions such as: What is knowledge? How do we acquire knowledge? What makes a belief justified or unjustified? How can we be certain of anything? What does it mean that anything has meaning? Epistemology considers different sources of knowledge, including perception, memory, reason, and testimony, ...
Avian flu cases have spiked around the globe in recent weeks, devastating bird populations and making headlines. The spread of the illness, caused by the H5N1 virus, has resulted in 58 million bird deaths since last fall — driving up poultry and egg prices and raising public concerns about it spreading to other species...
In ancient Sumer, society was divided into three Sumerian social classes which includes the priests, the warriors, and the common people. The people are divided into upper, middle, and lower or working class based on their roles and responsibilities towards their people. This follows a certain order of social hierarchy...
Bogs are areas of peatland which contain peat – a type of soil that contains a high amount of dead organic matter, usually plants, that have accumulated for many years. Types of bog present in Northern Ireland There are currently two types of bog present in Northern Ireland: Lowland raised bog Lowland raised bogs are p...
What is eating disorder in medical terms? In the context of mental health, eating disorders are any disordered patterns of food and eating that interfere with an individual’s quality of life. These habits can include limiting food, purging (the unhealthy way of ridding oneself of calories) or binge eating in a short ti...
Turns out, you really can’t believe everything you see in the movies. A new University of Wisconsin Oshkosh analysis of raptor teeth published in the peer-reviewed journal Palaeogeography, Palaeoclimatology, Palaeoecology shows that Velociraptors and their kin likely did not hunt in big, coordinated packs like dogs. Th...
Health, as defined by the World Health Organization, is a condition of full mental, physical and social well being and not simply the absence of sickness and disease. A number of definitions have also been used over the years for medical purposes. However, when a health problem is complex, often resulting from a mixtur...
<--Back to Wiki Home The Median is a term used in statistics to describe the middle value in a set of data. To find the median, you arrange the data from smallest to largest and then identify the middle value. If there are an even number of values, then the median is the average of the two middle values. Let's say you ...
What Is a Gravitational Wave? A gravitational wave is an invisible (yet incredibly fast) ripple in space. Gravitational waves speed is same as speed of light (186,000 miles per second). These waves squeeze and stretch anything in their path as they pass by that means that they can also squeeze and stretch the timeline....
National Geographic covers an astounding discovery in northern Guatemala. Researchers used special techniques have been used to survey an archaeological site in northern Guatemala has revealed a vast complex of cities home to some million people. Using a revolutionary technology known as LiDAR (short for “Light Detecti...
Warming ocean waters are causing the largest movement of marine species seen on Earth in more than two million years, according to scientists. In the Arctic, melting sea ice during recent summers has allowed a passage to open up from the Pacific ocean into the North Atlantic, allowing plankton, fish and even whales to ...
The United States is considered a melting pot because of the mixture of cultures and traditions found here. While we celebrate this diversity, students receive an education that does not always expose them in the most beneficial way. There are several reasons why a child should be introduced to different cultures at an...
Shortly after the Vikings and Celts settled Iceland around 874, one of the island’s massive volcanoes, Eldgjá, had a historic eruption. It was a rare type of outburst, a prolonged, continuous magma expulsion, during which huge lava flows engulfed the landscape and clouds of noxious sulfurous gases filled the atmosphere...
After the defeat in the Battle of Poltava (1709) Charles XII was forced to retreat to the city of Bender in the Ottoman Empire. The conflict, known as the Great Northern War, began in 1700. King Charles XII of Sweden opposed the Russian Tsar Peter the Great, the Danish King Frederick IV and the Elector of Saxony August...
Raising Your Kids With Good Thinking Skills Raising a child may be the most demanding job that exists. There are so many important skills and concepts they need to learn that it can seem overwhelming at times. However, by teaching critical thinking and modeling the behaviors you hope to develop, you’ll be off to a good...
Scientists now recognize five bodies of water as oceans today: Pacific, Atlantic, Indian, Arctic, and Southern (also called the Antarctic). Depending on the authority, seven oceans may be identified, with the Pacific divided into the North and South Pacific and the Atlantic into the North and South Atlantic. Table 1.1 ...
The following are some examples of strategies that may be used to prepare students for the Geometry End of Course Test. You may find some of these helpful in instruction and some more useful in review. (Topics -- area, angle) Before the Activity Students should have access to either the TI-83 Plus or TI-84 Plus family ...
Transfer pricing refers to the setting of prices for goods sold between different entities within the same company, often located in different countries. It is the process of determining the price of goods or services exchanged between various divisions or subsidiaries of the same business or organization, frequently s...
When the Nazis took power in Germany in 1933 they began a systematic campaign to eliminate political opposition, which was later expanded to include all the people the party conceived of as “undesirables”. That included Jews, Roma, Sinti, homosexuals, the mentally infirm and others. Toward this end they established abo...
Astronomers have possibly detected a black hole more massive than a billion suns being ejected from a distant galaxy at high speed. STScI / NASA Supermassive black holes are thought to lie at the center of most large galaxies. But off in a distant remote galaxy, astronomers have possibly found a giant black hole that a...
Aim: To demonstrate and observe how an endothermic reaction works. Hypothesis: In these practical’s there were a lot of observations: 1) Magnesium and Hydrochloric Acid: what I observed was at the start it was 20.5oc then when I added hydrochloric acid it increased 23.7oc and there was steam coming out. 2) Hydrochloric...
From Wikipedia, the free encyclopedia - View original article The Quartering Act is a name given to a minimum of two Acts of British Parliament in the 18th century. Parliament enacted them to order local governments of the American colonies to provide the British soldiers with any needed accommodations. It also require...
Learn something new every day More Info... by email A critical thinking rubric is a typical rubric that is commonly used by teachers to gauge a student’s critical thinking skills. There are many factors, and they differ from one critical thinking rubric to the next, but most of the factors are similar. Aside from assis...
Earth is a wonderful planet that generates lots of ecological resources. Unfortunately, the demand for resources by humans (our so-called ecological footprint) is greater than what Earth can provide each year. Earth Overshoot Day is the day when humans use up all the resources that Earth can produce in that year and “g...
Far beneath the ocean’s surface, whole submerged mountain chains, called seamounts, have yet to be explored. Seamounts were mostly ignored by scientists until the 1980s, when fisherman began pulling up huge catches of orange roughy from some in the southern Pacific. Until then, seamounts were thought to be barren and s...
The Vikings built fast ships for raiding and war. These ships were 'dragon-ships' or 'longships'. The Vikings also had slower passenger and cargo ships called knorrs. They built small boats for fishing or short trips. Viking longships could sail in shallow water. So they could travel up rivers as well as across the sea...
INDIAN, ENCOMENDERO, AND MISSIONARY: THE SETTING OF THE SALINAS PUEBLOS In the 1580s, when the first Spanish explorers marched through the area, the Salinas pueblos were already large villages. They had grown up over the previous centuries, the inheritors of the cultures that for several thousand years had occupied the...
The most pressing need in the New World was not freedom, nor tools from England nor corn grown from seed. It was labor. To build this colony required hands to do work, and there were not enough white hands to do it all. Connecticut was a colony of Great Britain, the greatest slave-trading empire on Earth. England had b...
- slide 1 of 6 These adjective games are a great way for students to learn more about this part of speech. Try these adjective activities at home or in the classroom to keep learning fun! - slide 2 of 6 Your students are sure to have had experience playing "I Spy." Turning the challenge into adjective games puts a new ...
English for students Here's a short description of the activities you can find on this page. Click on them to go there directly: Put various objects that are on your desk at home or in the office apart from the books you normally bring to class, and place them on the table. - Ask students to form pairs or groups of thr...
Barrett's esophagus is a condition in which some of the lining of the esophagus is replaced by abnormal cells. The esophagus is the tube through which food passes from the throat to the stomach. Barrett's esophagus is a precancerous condition. What is going on in the body? The esophagus is connected to the stomach by t...
reproductionArticle Free Pass - Levels of reproduction - Natural selection and reproduction Reproduction of organisms In single-celled organisms (e.g., bacteria, protozoans, many algae, and some fungi), organismic and cell reproduction are synonymous, for the cell is the whole organism. Details of the process differ gr...
Metals are extracted from ores that are mined from the Earths crust. The method of extraction depends on the chemical reactivity of each metal. About 80 of the elements are metals. They are to the left and in the center of the periodic table. All metals are shiny solids at room temperature except mercury which is a liq...
The name Pangea is ancient Greek and means "all lands." The term began being used in the early 20th century after Alfred Wegener noticed that the Earth's continents looked like they fit together like a jigsaw puzzle. He later developed his theory of continental drift to explain why the continents looked the way they di...
Reading to Learn Lesson Design the Doors to Imagination Rationale: The most important goal of reading is comprehension. In order for children to successfully comprehend what they are reading, they must be able to visualize the text in their minds. In this lesson, children will learn how to construct mental images from ...
Comment: 13:27 - 14:37 (01:10) Source: Annenberg/CPB Resources - Earth Revealed - 7. Mountain Building Keywords: subduction, accretion, mountain, orogeny, lithosphere, India, Asia, "ocean basin", collision, "sedimentary rock", "metamorphic rock", "igneous rock", "convergent plate margin", Madagascar, Fiji Our transcrip...
Scientists have used infra-red technology to investigate the remarkable thermoregulation abilities of emperor penguins in Antarctica. Images of the penguins revealed that the warm-blooded animals can have a colder surface temperature than the surrounding air. "At first we were very surprised by this discovery," said Dr...
Why Use RNAi? On the last page, what did you notice about the worm? IT GREW A LUMP ON ITS BODY! That lump is called a tumor or a not normal growth of body tissue. Tumors are usually seen in most cancers. Cancer is a disease that has to do with cells (which are the basic unit of all life). Cancer happens when cells grow...
Working memory is a crucial factor in children’s academic achievement, including their reading ability. Working memory is the ability to hold pieces of information in the mind and manipulate them, as well as the ability to stay on-task and ignore distractions. The study, which was conducted in Brazil, included 106 chil...
Consonance is a pleasing combination of sounds or two things that are in agreement, the sounds provide stability much like a harmony, chord or interval in music. In more general usage, a consonance is a combination of notes that sound pleasant to most people when played at the same time. In rhetoric, this stylistic dev...
To have students explore issues presented in TEST OF COURAGE in greater depth, you may want to assign one or more of these cross-curricular projects. Students may work individually or collectively. One of the firefighters expresses his belief that affirmative action is a positive thing, when used the way it was intende...
A public key encryption algorithm invented by Messrs Ronald Rivest, Adi Shamir and Leonard Adelman in 1978. Theoretically the key length can be unlimited, but typical sizes are 512, 768, 1024 and 2048 bits. 1024-bit keys are considered sufficient for both digital signatures and for key exchange, although 2048-bit keys ...
Life from Earth may have been carried to moons of Jupiter and Saturn on rocks that blasted off our planet, scientists say. The notion that life might travel on rocks knocked off a world's surface is known as lithopanspermia. Researchers say if these meteoroids encase hardy enough organisms, they could seed life on anot...
Are There Ways to Reduce the Risk of SIDS? Currently, there is no way to prevent SIDS, but there are things that parents and caregivers can do to reduce the risk of a SIDS death. For example, researchers now know that the mother's health and behavior during her pregnancy and the baby's health before birth seem to influ...
Physics with Calculus/Electromagnetism/Electric Charge and Coulomb's Law The Electric Force Using the concepts of atoms and fields, we can begin our discussion of electric forces. The first important idea is that of electric charge. An object can be said to have an electric charge if it has more protons than electrons,...
They could use this to power their taxiing to and from airport buildings Tomorrow’s aircraft could contribute to their power needs by harnessing energy from the wheel rotation of their landing gear to generate electricity. They could use this to power their taxiing to and from airport buildings, reducing the need to us...
A measure of the distribution of power in the spectrum of white, or colorless, light, stated in terms of the kelvin temperature scale. The human visual system is incredibly adept at quickly correcting for changes in the color temperature of light; many different kinds of light all seem “white” to us. Photographic film ...
How Well Do You Know English Slang? An amendment to the United States Constitution, adopted in 1868. It was primarily concerned with details of reintegrating the southern states after the Civil War and defining some of the rights of recently freed slaves. The first section of the amendment, however, was to revolutioniz...
Understand butterflies' physiology and needs. Butterflies begin as eggs, then emerge as caterpillars before eventually transforming into butterflies. It's important that your butterfly garden provides food for caterpillars as well as fully developed butterflies. Caterpillars eat herbs such as parsley, fennel and dill; ...
What does it mean? a strong scolding or warning How do we use it? Kim read Steve the riot act when she noticed he wasn't wearing his seat belt, and he quickly buckled up and promised never to ride without it again. Here are some possible explanations for "riot act," but only one of them is true-we made the rest up. Whi...
What Is Tone in Writing? Tone is commonly referred to as the author's “attitude” toward the topic and is expressed through through the writer's choice of words and sentence structure. Is a work academic, angry, or upbeat and fun? The tone of a piece will affect how the reader responds, so using it effectively can make ...
At some point, almost every student becomes angry in school. Anger, after all, is a normal human emotion. Anger isn't a problem as long as the student expresses her feelings appropriately. It is a problem, however, if she expresses her anger in a way that is hurtful to her peers or disruptive to the class. A student wh...
Style - tone and register All texts that are composed have a style. Refer to the animation Style in spoken text lesson for an explanation of how this works in spoken texts There are a number of words and techniques that have been used to describe the style of the three examples. Register, tone and language are crucial ...
Crystallography and Law of Interfacial Angles Law of the Constancy of Interfacial Angles Since the internal structure of any mineral is always constant, and since the possible crystal faces of that mineral have a definite relationship to that structure, it follows that mineral have a definite relationship to that struc...
Myosins are a large super-family of motor proteins that move along actin filaments, while hydrolyzing ATP to forms of mechanical energy that can be used for a variety of functions such as muscle movement and contraction. About 20 classes of myosin have been distinguished on the basis of the sequence of amino acids in t...
Invaders: Drawing Conclusions IDEAS FOR THE INFORMAL SETTING - Create an online gallery of student cartoons. - Convert cartoon characters to puppets (species illustrations enlarged and mounted on paint sticks) to save on drawing time and make the activity more relevant in an auditorium setting. - Use butcher paper roll...
ELT Session on Case By Dr. Nicholas CorreaDirector, New Horizon Scholars School CaseCase is the grammatical function of a noun orpronoun. There are only three cases in modern English, theyare subjective (he), objective (him) and possessive(his).They may seem more familiar in their old Englishform - nominative, accusati...
British Bird Adapts Well to Climate Change British researchers have discovered a bird species, called great tits, that has adapted to climate change by breeding earlier in the year. By doing this, the tits are able to keep apace with the earlier emergence of the caterpillars on which the birds feed. Interestingly, whil...
Yes, it’s a double a rainbow, but not one conjured up by Mother Nature. This is an artificial wonder, created by scientists at the University of California at San Diego, who used computer graphics to simulate rainbows to better understand the physics behind this natural phenomena. While nature and computer graphics may...
by Louise Good Artist's conception of an exoplanet. Art by Karen Teramura. How do you find a planet around a distant star? Are other solar systems like ours? Are any of these planets habitable? These were some of the questions addressed by planet hunter John A. Johnson at the June 30 Frontiers of Astronomy Community Le...
In the first half of the nineteenth century, politicians either ignored or avoided a number of social issues, including alcoholism, the quality of public education, slavery, and women's rights. Reformers, working as individuals and through organizations, were left to tackle these problems. The temperance movement. By t...

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