Featured in june 2008
Let Burning Metals Lie
There’s not much you can do to put out a magnesium fire. Douse it with water or spray it with a fire extinguisher, and the results can even be explosive
Dropping the Soap
Antibacterial soap kills 99.9 percent of germs. Should you worry about that other 0.1 percent?
Does Smoking Contribute to Global Warming?
Our experts tackle the answer to your burning questions
The Goods: June 2008
From the smallest pro camera to a static-free music phone speaker our editors round up the summer's must-have products
Clarifying the Cosmos
New lenses let amateur astronomers see the stars in more detail
Of Hobbits and Humans
Newly discovered human skeletons suggest that people are people, no matter their height
Super-Repellant Surfaces
Millions of nanosize nails form a highly repellent surface
5 Things: Finding People Online
Find your friends five ways with these sleuthy Web services