physics – Page 7 – Esoteric news

December 7, 2016

How to Make UV Light Out of Your Phone’s LED Flash

In a recent episode of MacGyver, an improvised ultraviolet light was created from an LED. How would this work and what is a blacklight? The post How to Make UV Light Out of Your Phone's LED Flash appeared first on WIRED.

December 1, 2016

Pull a Car From a Ditch With the Super-Strength of Physics

If you ever need to pull a heavy object with a rope, there is a simple physics trick that can give you greater tension. The post Pull a Car From a Ditch With the Super-Strength of Physics appeared first on WIRED.

November 30, 2016

No, Gotham, That’s Not How Tightropes Work

In this scene from Gotham, Bruce Wayne holds a tight rope for Selina. It turns out this might be much more difficult than it looks. The post No, Gotham, That's Not How Tightropes Work appeared first on WIRED.

November 29, 2016

Magnets Aren’t Miracles, But Solar Flares Burst With Magic

A new paper shows how large magnetic fields burst to release massive amounts of energy. The post Magnets Aren't Miracles, But Solar Flares Burst With Magic appeared first on WIRED.

November 22, 2016

The Physics of Throwing a Starship Off a Cliff to Make It Fly

A physics-based analysis of that scene from the new Star Trek movie. The post The Physics of Throwing a Starship Off a Cliff to Make It Fly appeared first on WIRED.

November 20, 2016

Physicists Uncover Strange Numbers in Particle Collisions

An unexpected connection has emerged between the results of physics experiments and an important, seemingly unrelated set of numbers in pure mathematics. The post Physicists Uncover Strange Numbers in Particle Collisions appeared first on WIRED.

November 17, 2016

You Can’t Just Link Batteries Willy Nilly and Expect Everything to Be OK

When you connect a standard battery to a low resistance, the battery voltage drops. Here is a battery model that accounts for the voltage drop. The post You Can't Just Link Batteries Willy Nilly and Expect Everything to Be OK appeared first on WIRED.

November 13, 2016

What Sonic Black Holes Say About the Real Deal

Can a fluid analogue of a black hole point physicists toward the theory of quantum gravity, or is it a red herring? The post What Sonic Black Holes Say About the Real Deal appeared first on WIRED.

November 8, 2016

Physics Says This Is the Best Way to Deal With Hot Coffee

I like my coffee hot, but not to hot. Is it better to leave the lid on and blow, or just take the lid off? The post Physics Says This Is the Best Way to Deal With Hot Coffee appeared first on WIRED.

November 7, 2016

Watch What Happens When Cars from Mexico and the US Collide Head-On

This crash test video shows two cars in a collision. One of these cars meets USA safety standards and the other for Mexico. The post Watch What Happens When Cars from Mexico and the US Collide Head-On appeared first on WIRED.