Life Science
From the smallest microbe to the largest mammal, Life Science explores the origins, evolution and expansion of life in all its forms. Explore a wide range of topics from biology to genetics and evolution.
Biotic Factors vs. Abiotic Factors: Examples and Dependencies
Meet the Largest Living Organism, aka the Humongous Fungus
Ascaris Lumbricoides: The Stomach Worm Nobody Wants
Indica vs. Sativa: How to Distinguish Between Cannabis Plants
Can You Crack This Nuts Quiz?
The Science Behind Your Cat's Catnip Craze
Hypertonic vs. Hypotonic Solutions: Differences and Uses
Your Phone Is a Germ Factory, So Stop Taking It to the Toilet
Why Even Identical Twins Have Different Fingerprints
Howstuffworks Interviews: Extinction Level Events with Annalee Newitz
What will the Earth look like in 50,000 years?
How did language evolve?
What Is the Most Common Eye Color? Over 70% of People Have It
Reading a Codon Chart and Identifying Amino Acids
The Tallest People in the World Share These Curious Qualities
Why the Little Albert Experiment Could Never Happen Today
Milgram Shock Experiment: A Vital Lesson in Social Psychology
Manifesting Generator Traits: Are You Living Your True Purpose?
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New studies suggests your gait may be able to predict something deeper than just a temporary mood.
What does it feel like to get a concussion? What are the mental and physical effects of this injury? And how can we best diagnose and treat them in the future?
Author Annalee Newitz (Gawker Media's Gizmodo editor-in-chief) talks to us about Earth's 5 mass extinctions, as well as the possibility that we live in one right now.
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Christian Sager interviews Dr. Jennifer Watson on how parts of the brain affect why we are the way we are. Learn more about your physiological personality in this interview from HowStuffWorks. Music: Land on the Golden Gate - by: Chris Zabriskie
Intelligence tests are not often accurate measures of intelligence. Learn more about intelligence tests and some of the more inaccurate ones in this video from HowStuffWorks.
Jack Black does it. Wyclef Jean does it. And chances are, you do it, too. Everyone's a rock star in the bathroom. And there's a scientific explanation behind our soapy musical stylings.
By Debra Ronca
From tobacco smoke enemas to whirling chairs, doctors have tried almost everything to cure human disease.
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Worried that we're running out of effective antibiotics? Never fear. Scientists are plundering cockroach brains and other surprising sources to create new lifesaving medications.
Is there any truth to the stereotype of the mad scientist? Turns out there is a link between high IQs and mental illness. Researchers are still not sure why.
Lots of Americans believe that getting the flu is no worse than getting a cold. Or that the flu vaccine can give them flu. We separate truth from fiction.
We've all seen "flame wars" on the Internet. Maybe we've been the victims or the perpetrators, too. But what causes people to say things online that they would never say in person?
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Who doesn't want to instantly gobble up the marshmallows floating delectably on top of their hot chocolate? As it turns out, giving in to or delaying that impulse can say a lot about you -- and your willpower. Ready to see how strong yours is?
By Robert Lamb
Don't think of emotions as just "feelings." They're also the product of how your brain processes your feelings and how you respond to them.
When a well-timed joke or a clever cartoon tickles your funny bone, specific areas of your brain react to spread that mirth throughout your system. Can scientists use this knowledge to create a universal formula for comedy?
The human brain has a great capacity to adapt, rewire and grow. How can you help your noggin reach its ultimate potential?
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The human brain can do some amazing things -- and humans can do amazing things because of it. Here are 10 of the most wondrous and unusual feats ever performed by a person's brain.
By Josh Clark
When peering thousands of years into the future, there are certain things we can count on -- evolution, extinction, plate tectonics, climate change and, quite possibly, the eruption of a supervolcano. What else does the Earth's far future hold?
Scientists know that the brain's reward center teaches humans that certain behaviors lead to pleasure, but what about those that lead to pain? A clue lies in the fact that pain isn't just a physical sensation, but an emotional and psychological one as well.
By Josh Clark
After scientists announced the first draft of the human genome, people began to wonder how our new understanding of DNA would change life. Several research institutes stated the accomplishment would revolutionize science and modern medicine -- but how, exactly?
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What's more fun than looking at pictures of DNA and celebrities? Check out Dolly, dimples and dominant and recessive traits in this fun gallery charting how genetics play out in humans (and a few animals).
We hear news of violent acts of all sorts committed by humans every day. But how do we become violent? Is it something we learn, or are people violent at birth? And is there anything that can stop it?
Humans can express emotion in a variety of ways, from the written word to spoken communication. But what is it about music and art in particular that has the power to move us?
By Josh Clark
Why do we get mad when we get hit, or get sad when we're disappointed? Are the emotions we feel physical responses to our environments or manifestations of physical changes? There's a lot less debate on the subject than you'd think.
By Josh Clark
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Let's assume that long ago Homo sapiens communicated by grunting at one another. How and when did all those grunting sounds evolve into a verb tenses, clauses and proper nouns?
The human brain is a mysterious little ball of gray matter, and so is that recurring dream that you're an elf. Have scientists determined why we have dreams?