AcademiaSTEMHumanitiesSocial SciencesAgriculture & Farming
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  • This article lists five fool-proof methods to help you memorize the elements of the periodic table, their chemical symbols, and their atomic numbers. Whether you're studying for a periodic table quiz or just a chemistry enthusiast, these methods will help you memorize the elements in no time!

    How to Memorize the Elements of the Periodic Table

    How to Memorize the Elements of the Periodic Table

    by K S Lane0

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  • The bunya pine produces huge and often very heavy cones. Its large seeds are both edible and tasty. The tree has a strange appearance and some unusual features.

    The Bunya Pine: A Strange and Useful Tree

    The Bunya Pine: A Strange and Useful Tree

    by Linda Crampton104

  • Black widow spiders, scientific name Latrodectus mactans, are among the most venomous of all arachnids. I have been working with insects and spiders for almost 20 years and I get a lot of questions about black widow spiders. This article addresses all of your black widow concerns and curiosities.

    Where Do Black Widows Live and What Are Their Behaviors?

    Where Do Black Widows Live and What Are Their Behaviors?

    by GreenMind Guides22

  • Honey bees are very smart despite having tiny brains. They can learn; they have good memories, and they can communicate using a unique symbolic language.

    How Smart Are Honey Bees?

    How Smart Are Honey Bees?

    by Catherine Giordano27

  • Exciting disciplines that combine biology and math include biostatistics, epidemiology, bioinformatics, mathematical biology, and population ecology. The disciplines offer interesting careers.

    Careers That Combine Biology and Mathematics

    Careers That Combine Biology and Mathematics

    by Linda Crampton42

  • Hair color is primarily genetic, and red hair is caused by mutations in the MC1R gene. The gene for red hair also causes an increased sensitivity to sunlight and a reduced sensitivity to anesthesia. Contrary to internet rumors, redheads are not going extinct! Famous redheads include Queen Elizabeth I and Malcolm X.

    Redheads: The Genetics of Hair Color

    Redheads: The Genetics of Hair Color

    by Leah Lefler100

  • Students have an excellent chance of doing well on a physics exam if they work efficiently throughout the physics course and follow some tips for writing exams.

    How to Pass a High School Physics Exam

    How to Pass a High School Physics Exam

    by Linda Crampton24

  • The Sunshine State has all sorts of over-sized bugs and creep-crawlies. This article looks at the biggest spiders in Florida.

    6 Biggest Spiders in Florida

    6 Biggest Spiders in Florida

    by Paul Goodman11

  • This article summarizes the threat that asteroids and comets pose to the Earth. A short history of some of the greatest asteroid impacts on Earth is also provided.

    Will an Asteroid Strike Planet Earth?

    Will an Asteroid Strike Planet Earth?

    by Kelley Marks43

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  • Spiders both fascinate and frighten people. Check out these weird, amazing, interesting and fun facts about spiders taken from science, history, literature and mythology with cool photos and videos.

    Top 10 Interesting and Fun Facts About Spiders

    Top 10 Interesting and Fun Facts About Spiders

    by Amanda Littlejohn34

  • The great horned owl is an avian apex predator. Possibly this bird is the finest predator to have ever lived.

    The Great Horned Owl

    The Great Horned Owl

    by Wesman Todd Shaw30

  • Tomatoes are nutritious fruits (or vegetables) with an interesting history, but they often lack flavor compared to tomatoes of the past. A discovery by scientists should be helpful in creating tastier fruits. Some strategies for obtaining tomatoes with a better taste already exist.

    Tomatoes: Plant Facts, Interesting History, and Fruit Flavor

    Tomatoes: Plant Facts, Interesting History, and Fruit Flavor

    by Linda Crampton48

  • Zenos Paradox has been around since before Christ and has baffled many people. An explanation and debunking of the paradox; why it is no paradox at all but a simple mathematical description of what we see happening all around us.

    Understanding and Solving Zeno's Paradox

    Understanding and Solving Zeno's Paradox

    by Dan Harmon67

  • Why does time only go forward? Is there some kind of gravity that relates to time? The gravity of time, or time gravity, is my theory that affects the direction of time—keeping it going only in one direction.

    Why Time Only Goes Forward: A Theory I Call Time Gravity

    Why Time Only Goes Forward: A Theory I Call Time Gravity

    by Glenn Stok27

  • Learn some facts about common songbirds of Pennsylvania and view pictures to help you identify and attract the birds in your backyard.

    15 Common Songbirds of Pennsylvania

    15 Common Songbirds of Pennsylvania

    by Eric Dockett32

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  • Comets are astronomical phenomena that can both bedazzle and frustrate would-be viewers. Outside of the professional observatories, most people pay little attention. Amateur enthusiasts are a small part of the population.

    Comet Watching

    Comet Watching

    by Liz Elias8

  • The mathematical notion of "nothing" is actually quite enormous. There is more emptiness in the universe than there is physical substance. Follow along with me as I clarify this concept.

    What Is Nothingness in Physics and the Universe?

    What Is Nothingness in Physics and the Universe?

    by Glenn Stok11

  • Puss and saddleback caterpillars are attractive insects. Unfortunately, they can hurt us because they are stinging caterpillars. A sting may create relatively minor problems, but in some people the sting can cause serious and potentially dangerous symptoms.

    Puss and Saddleback Caterpillars: Insects That Sting Humans

    Puss and Saddleback Caterpillars: Insects That Sting Humans

    by Linda Crampton54

  • We've all experienced a short-term power outage, but what kind of problems would we have if the power was out for a week, or even longer? We depend on electricity for a lot more than lights and TV.

    Could We Survive a Long-Term Power Outage?

    Could We Survive a Long-Term Power Outage?

    by Sherry Hewins49

  • The Spix's macaw is endemic to Brazil but has been declared extinct in the wild. It still exists in captivity. Captive birds may be released into the wild, but it's unknown whether this will restore the population.

    40 Facts About the Spix’s Macaw: Extinct in the Wild

    40 Facts About the Spix’s Macaw: Extinct in the Wild

    by Linda Crampton24

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  • Sure, we've seen them in sci-fi movies but what is the real physics behind wormholes?

    What Are Wormholes?

    What Are Wormholes?

    by Leonard Kelley0

  • Mucus has vital functions, such as trapping germs in the airways, protecting the stomach lining from an acid attack, and lubricating the passage of materials through the digestive tract. Excess mucus can cause health problems, however. Mucus in the nose is often referred to as snot.

    Mucus in the Human Body: Functions and Health Problems

    Mucus in the Human Body: Functions and Health Problems

    by Linda Crampton47

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  • There are 30 Night Sky Objects that are worth seeing either with our own eyes or through a telescope. Few items in this list include uncertain events like a naked eye comet or a Supernova that may never happen in our life time.

    The Bucket List for Star Gazers and Amateur Astronomers

    The Bucket List for Star Gazers and Amateur Astronomers

    by Mohan Babu0

  • A look at the diversity of Arizona's Coconino National Forest and some of the wildlife that makes its home there, in the northern part of the state, including the San Francisco Peaks near Flagstaff

    Wildlife of the Coconino National Forest

    Wildlife of the Coconino National Forest

    by Deb Kingsbury45

  • Birds are among the most beautiful creatures on Earth. They're also some of the weirdest! Check out these crazy-but-true interesting and fun facts about our feathered friends...you'll be amazed!

    Top 10 Interesting and Fun Facts About Birds

    Top 10 Interesting and Fun Facts About Birds

    by Amanda Littlejohn45

  • North America is home to six species of wildcats. Learn more about the wildcats of North America with pictures and videos.

    The Six Wildcats of North America

    The Six Wildcats of North America

    by Sheila Brown72

  • Horsehair worms are long and slender animals that writhe and form shapes resembling knots with their body. They are parasites during part of their life cycle and at one point control the behaviour of their host.

    Parasitic Horsehair Worms: Life Cycle and Effects

    Parasitic Horsehair Worms: Life Cycle and Effects

    by Linda Crampton26

  • Exploring the phenomenon of people thinking animals are "sad" in zoos because of the expression on their faces. Can you read an animal's mind by looking at it?

    The Sad Animals in Zoos Myth

    The Sad Animals in Zoos Myth

    by Melissa A Smith83

  • Many people struggle to tell these two reptiles apart, but it isn't that difficult when you know what to look for. What is the difference between alligators and crocodiles? Well, there are essentially 8 main ways to tell them apart...

    The 8 Main Differences Between Alligators and Crocodiles

    The 8 Main Differences Between Alligators and Crocodiles

    by Paul Goodman82

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