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Esoteric news

Science and reality

Author: Rhett Allain

Posted on September 20, 2024

Unlock the Secret of a Gravity-Defying Parkour Stunt—With Physics!

Yes, you really can climb a building by jumping back and forth between two opposing walls. Thank you, Isaac Newton.
Posted on November 11, 2022

The Problem With Spinning Spacecraft

To send astronauts on long-term space missions, it’ll take rotating habitats to produce artificial gravity. But that’s trickier than you might think.
Posted on May 27, 2022

How to Make a Microphone … From a Face Mask

The results won’t be high fidelity, but you can definitely turn sound into electric signals using an N95 and some physics knowledge.
Posted on January 28, 2022January 31, 2022

The Physics of the N95 Face Mask

You’ve seen them a million times. You might be wearing one right now. But do you know how they work to block a potentially virus-carrying respiratory blob?
Posted on August 20, 2021August 21, 2021

How to Ace Physics Class (Even if You Don’t Ace Physics)

It’s back-to-school season, so here are some tips on getting the most out of college science courses.
Posted on March 14, 2021March 15, 2021

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.
Posted on February 2, 2021February 3, 2021

How to Use Your Speedometer to Figure Out Where Your Car Is

You should never drive in a car with no windows. But if you ever do find yourself in one, you can use physics to get your bearings.
Posted on October 21, 2020October 20, 2020

What Even Is Friction, Anyway?

You might think of it as the force that slows things down, but you literally couldn't get anywhere without it.
Posted on September 26, 2020September 26, 2020

Here’s How You Can ‘See’ Molecules—on a Whole ‘Nother Planet

Scientists picked up signs of phosphene on Venus by using a technique called rotational spectroscopy. It works like this.
Posted on September 23, 2020September 23, 2020

The Cool Physics of a Supersonic Baseball

For one thing, let's build a model of air drag and how it affects the ball differently when it's traveling faster and slower than the speed of sound.

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