Computers & Mobile Education Science

As evidence, nothing beats one’s own senses: I’ll have to see that for myself. But some experiments are too expensive, too time-consuming, or too dangerous for most folks to reproduce on their own, and for these, well, the next best thing is video. And the tubes are rich with great footage of phenomena that have to be seen to be believed. Here’s a sampling of some of the gems we’ve covered, over the years, to get you started.


Mercury “beating heart” demo video


Nitroglycerine detonation at 1/600 speed


Nuclear reactor test footage


2000V washer launcher


Briggs-Rauscher oscillating chemical reaction


RPG vs. bullet-proof glass


Rocket fuel from aluminum and ice


Dave’s AMAZING Under $300.00 Home Made Laminar Water Jet


Jaw-dropping “unmixing” demo appears to reverse entropy


Bullet impacts at 1,000,000 frames per second


I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

View more articles by Sean Michael Ragan