Tuesday, May 11, 2021

Rhett Allain

2 Baseballs Collided at an MLB Game. How Did That Happen?

During a pregame warmup, Phillies right fielder Bryce Harper batted a line drive right into a ball zooming in from the outfield. It's not impossible, but it's a long shot. Sometimes crazy things happen—so crazy they don’t even seem real....

When You Jump to Hyperspace, Make Sure You Wear a Seatbelt

May the 4th be with you! If you're hitching a ride on the Millennium Falcon today, you should know a little bit about the bumpy physics of acceleration.It's another year and another Star Wars Day—May the 4th be with you. Following my...

How to Win a Hot Wheels Derby on a Moving Treadmill

Sure, you could just crank up the speed and let chance have its way. But there's also a reason why some cars go fast and others flip over the sidewall.Hot Wheels on a treadmill? Why didn't anyone think of...

Could Bad Guys Actually Escape Falcon in a Wingsuit for Two?

In The Falcon and the Winter Soldier, a villain straps a hostage to his wingsuit and leaps off a plane. Cue the action—and the fun physics.I'm all about Falcon and the Winter Soldier—the latest Marvel show on Disney+. Don't...

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 gorilla.It's time for Godzilla vs. Kong—a classic battle between two impossibly giant creatures. I've only seen the trailer, and it looks like a...

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 fake force.I really don’t know much about Dua Lipa—but I actually do know something about physics. The dancing in this music video uses...

How to Free the Ever Given—Using Buoyancy Force!

Sure, you could dig the massive ship out from the Suez Canal. Or you could calculate how many containers you’d have to remove to make it light enough to float again.Who would think a single container ship could cause...

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 turns. Happy Pi Day. Yes, it's March 14th. If you write that date like an American, it looks like this: 3/14/21,...

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

It involves calculating some very, very tiny numbers in order to find some super huge big ones. It's fun to think about how we know stuff. For instance, the sun has a mass of about 2 x...

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 landing site. So where did it end up? Dare Mighty Things. That was the hidden message in the parachute of the...

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Biden announces Uber, Lyft partnership providing free rides to COVID-19 vaccination sites through July 4

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What you need to know about the Colonial Pipeline cyberattack, gas prices, shortages

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'The monster no one sees coming': VA hospital serial killer sentenced to life in prison for murdering seven veterans

CLARKSBURG, W.Va. – A former nursing assistant who confessed to murdering seven elderly patients at a local VA hospital and attempting to murder an eighth will spend...