nuclear powerplants

Kaguya Spots Uranium, Raising Hope of Nuclear-Powered Lunar Colonies


Before its planned end-of-life crash landing, which it broadcasted dutifully in HD, Japan's Kaguya lunar craft used its gamma ray spectrometer to find the "first conclusive evidence" of uranium on the lunar surface.

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Nuclear Waste Repository

Long-term storage

What: A 10,000-year storage facility for radioactive nuclear waste

Where: yucca mountain, nevada

Cost: $58 billion

Crux: Approximately 60 miles of access and emplacement tunnels to house stainless-steel waste casks. A robotic transport system of gantries, cranes and railcars.


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Department of Radiology

The bad things that would happen if we launched nuclear waste into the sun.

A reader inquires: Why don't we just take all the nuclear waste, throw it into a rocket, then launch the rocket into the Sun? Would this make the Sun explode?

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December 2009: Best of What's New

In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.

Check out the best of what's new here.

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