BRAIN

Riding a bike is just like riding a bike.

The Reason You Never Forget How to Ride a Bike, According to Science

There's a part of your brain that almost guarantees you'll never tip over on your 10-speed again.

The Lines Are Perfectly Parallel in This Trippy Café Wall Illusion

Decades after it was observed at an English café, experts still aren't sure how this illusion works.

Tom Cruise stars in 'Risky Business' (1983).

15 Examples of the Mandela Effect

Did Tom Cruise really dance in his underwear and a pair of Ray-Bans in 'Risky Business'? If you answered “yes,” you might be suffering from the Mandela Effect.

Which One of These Cabinets Is Bigger?

You might have great depth perception in real life. But 2D drawings play tricks on your brain.

Emilia Clarke is appearing in "The Seagull" in London.

Emilia Clarke Says She's “Missing” Parts of Her Brain After Aneurysms

The experience inspired the 'Game of Thrones' star to create a charity to help people with stroke and brain injury.

This Unsettling Optical Illusion Will Convince You You're Falling Into a Black Hole

The black hole in this optical illusion isn't really expanding, but your brain might assume otherwise.

Why Does Your Nose Run When You Cry?

What causes a runny nose? Spicy foods, cold weather, and—strangely—crying. Here’s why.

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