human body

What makes tattoos permanent?

How does your brain respond to pain?

How the heart actually pumps blood

The science of attraction

Sugar: Hiding in plain sight

Are athletes really getting faster, better, stronger?

The science of spiciness

Why do we cry? The three types of tears

An athlete uses physics to shatter world records

Own your body's data

What percentage of your brain do you use?

The mystery of motion sickness

Should we eat bugs?

How do we smell?

Why is yawning contagious?

The most groundbreaking scientist you've never heard of

The physics of human sperm vs. the physics of the sperm whale

Light waves, visible and invisible

What are stem cells?

Should you trust your first impression?

The terrors of sleep paralysis

Free falling in outer space

If superpowers were real: Super strength

What is fat?

How a fly flies

You are your microbes

How do cancer cells behave differently from healthy ones?

Hey science teachers -- make it fun

Does stress cause pimples?

A broken body isn't a broken person

Could tissue engineering mean personalized medicine?

Will our kids be a different species?

Sex determination: More complicated than you thought

Meet your microbes

What we didn't know about penis anatomy

Could the sun be good for your heart?