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?
Learn More / Page 18
Scientists are discovering why some people break out into hives from physical contact like clapping hands or running.
While 90 percent of murderers are men, female murderers differ from men in motive, method, circumstance and victim, according to a new Swedish study.
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Folklore says heavy or spicy food before bedtime can cause nightmares. Surprisingly, there's been no real study of this - until now.
By Alia Hoyt
The noises that others make - be it walking, chewing or breathing heavily - are very noticeable to us. Yet we seldom hear it in ourselves. Why is that?
By Alia Hoyt
New research shows that homo sapiens weren't the first folks to decorate their caves with artwork. Neanderthals actually did it thousands of years earlier.
By Alia Hoyt
Your body replaces billions (with a b!) of cells every day. In about 100 days, 30 trillion be replaced, but does that mean you're a new person, too?
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CRISPR is the genius behind innovations that seemed impossible a decade ago. Could you grow tomatoes with the kick of hot sauce or ferment wine that doesn't cause a hangover? That's just two of the things scientists are looking into.
Whether you're a procrastinator or a workaholic, you can improve your time management. How? With a timer, scheduled breaks and some serious discipline.
Phrenology, the belief that you could determine personality from the shape of someone's skull, was so popular in the Victorian era that phrenology parlors sprang up all over Europe and America. But the trend was soon debunked.
Heuristics are rule-of-thumb strategies that help us shorten decision-making time and solve problems quickly and effortlessly.
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Centrioles are spindles that create the pathways for chromosomes to follow during cell division.
The nitrogen cycle is the system by which nitrogen is converted into different chemical forms, some usable to humans and animals and some not, as it circulates among the atmosphere, the land and the oceans.
Cork is the go-to material for wine stoppers and bulletin boards. So are we really running out of it? And if so, what happens?
By Wendy Bowman
Heat waves are becoming supercharged as the climate changes. How hot is too hot for normal daily activity, even for young, healthy adults?
By W. Larry Kenney, Daniel Vecellio, Rachel Cottle & S. Tony Wolf