ideas

The Scariest Ideas in Science

Undead viruses! Killer foxes! Soldiers who never sleep! This is no horror movie-it's today's scientists at their most daring

Maybe we saw The Andromeda Strain a few too many times in our formative years, but we can´t help shivering when we hear about microbiologists reanimating long-dormant lethal viruses. And those biologists working to make human limbs grow back: Haven´t we seen that film?

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Scare Tactics

Motion-triggered monster heads, a witches´ brew of liquid nitrogen, a projector rigged for fright, and more. Here, our favorite high-tech haunting tricks made easy

The Bubbling Cauldron

Want a real witches´ brew? Mix soap-bubble solution with dry ice, or use liquid nitrogen for bubbles that release fog when they pop. In the following video, PopSci´s contributing mad scientist, Theodore Gray, uses the help of a few young assistants to create cauldrons of toil and trouble.

Here´s how it´s done:

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