How Many Homes Could You Power With Free Doughnuts?

Should you get a COVID vaccine? Yes, it will protect you AND protect others to help…

How Strong Is King Kong? And Could He Even Stand Up?

In physics, big things are not like small things. Here's what that means for a giant…

So Can Flash Actually Run Faster Than the Speed of Light?

In Justice League he runs so fast that he goes back in time. But it wouldn't…

The Physics of That Spinning Hug in Dua Lipa’s Music Video

The dance move seems to defy gravity—but it actually involves Newton’s second law, equilibrium, and a…

How to Free the Ever Given—Using Buoyancy Force!

Sure, you could dig the massive ship out of the Suez Canal. Or you could calculate…

How Pi Keeps Train Wheels on Track

Happy 3/14! Here's how this mathematical constant keeps train cars from flying off their tracks during…

How to Figure Out the Mass of Earth—With ***** and String

It involves calculating some very, very tiny numbers in order to find some super huge big…

How Far Away From Perseverance Did the Descent Stage Land?

The rocket lowered the rover onto the surface of Mars before it shot away from the…

Can Hamburger Buns Save Your Pipes from Freezing?

Water expands when it freezes, and that’s bad for plumbing. Insulation—any insulation—is better than nothing.

How to Calculate the String Angle of a Kite vs. a Balloon

It's a beautiful day to go outside with a kite or a balloon, and compute how…