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Videos Playlists

Why humans have sharp front teeth

What if the Earth spun sideways on its axis

A new machine is helping French chefs recycle old bread into a flour substitute, and it could reduce food waste

Why I'm throwing away every plastic thing in my kitchen ASAP

How dogs can smell epileptic seizures before they happen

How giving birth changes your brain

What happens to your brain and body when you procrastinate too much

A dietitian explains which non-dairy milk is best for you

What's really going on inside an insect-munching Venus flytrap

Sexologists debunk 17 common sex myths

Earth's north magnetic pole is on the move — here's what will happen when our poles flip

Why wearing tighty-whities can lower your sperm count

What if all the clouds disappeared forever?

What's inside an elephant trunk

What would happen if humans tried to land on Jupiter

What happens to your body during an ultramarathon

What's inside a caterpillar cocoon

I gave up coffee for a week, but I'll never do it again

How the biggest babies in the animal kingdom stack up

Why groundhogs are hard to get rid of

Why ticks are so hard to kill

What if humans tried landing on the sun?

Why American cities have so many pigeons

What happens if you drink too much diet soda

What happens to your body when you start the keto diet, the high-fat, low-carb diet

What's inside a blobfish, the 'world's ugliest animal'

The award-winning videos of the microscopic world in 2020

Super-Earths are real and they could be an even better place to live than Earth

Doctors debunk 13 vaccine myths

A dermatologist explains why some men lose their hair