Physics

Animations of engines

One-ton rubber band ball dropped from a mile high. Did it bounce?

Better resolution through distorted images

Bogdanov physics hoax: a dialogue between a real physicist and the Bogdanovs, who claim their paper is genuine.

Fractal magnetic fields (technical details)

E != mc^2. E = mc^2 / (1 + mc^2/E_p)

What exactly is fire?

Magnetic poles may be about to flip (But maybe not, since this hasn't generated much concern...)

Strange quark matter ripping through planet every once in a while?

Intro to the ekpyrotic universe (Ekpyrosis = "conflagration")

Ekpyrotic model of universe is "a very bad idea popular only among journalists"

Tungsten photonic lattice turns light bulb heat into more light [gnat]

The physics of crumpled paper

Calculate the speed of light with marshmallows and a microwave "This works in my physics class, often with less than 5% error. Then the students can eat the marshmallows."

Create your own plasma with a grape and a microwave

Popping water balloons in space (video)