These ponds help support half the people on Earth

What happens if I lower this weight into the water?

Why doesn't your heart get tired like other muscles do?

Is there something faster than light?

When you lose weight where does it go?

What is edge dislocation?

How Dangerous Are Non-Stick Pans?

What happens to these balloons when you open the valve?

Heating A Ball Just By Squeezing It

The Scariest Chart In Engineering

The Most Dangerous Escalator In Europe

A Physics Professor Bet Me $10,000 I'm Wrong...

We Took $10,000 From @mkbhd's Locked iPhone

It's impossible to choose a number at random

Could identical twins commit the perfect crime?

How do submarines know where they are?

The World's Heaviest Weight

The Most Controversial Thought Experiment In Physics

Why Waves Travel Faster At The Top

The Google Interview Question Everyone Gets Wrong

How does light 'know' the shortest path?

AD - Why are plants colder than their surroundings?

AD - Why do I get this spark when I unplug my hair dryer?

Why do these metronomes sync up?

This tiny magnetic blob could change how we treat brain tumors forever...

Zippers are stronger than you think...

How A Random System Can Actually Be Predictable

AD - How do cities control traffic? We partnered with Anker to find out…

How An Infinite Hotel Ran Out Of Room

Can you solve the hat riddle?

How many batteries would it take to power a human?

How Alpha Particles Can Break Computer Chips

The Surprising Genius Of Sewing Machines

Wombats Poop Cubes

Why don't trains make *that* sound anymore?

The Most Radioactive Place On Earth

Can something go faster than it’s pushed?

The Bizarre Behaviour Of Rotating Bodies

How Pressure Can Come From *Nothing*

The Shadow Illusion

You Can't Feel Wet

The Crazy Physics of Jet Engines

Rubber used to be useless…

World’s Largest Spiderweb

How They Prevented The Citicorp Disaster

What happens if you cut the green rope?

You're Only 6 Steps Away From Anyone On Earth

What is this strange pattern down the east coast of America?