In the February 2010 Issue:

Why Humans Have No Fur
And How Evolving Bare Skin Led to Big Brains

Plus:
• "Impossible" Colors
See Hues That Can't Exist
• Seafloor Oases
Whale Carcasses Sustain Ecosystems
• High MPG Cars
Gasoline Engine Innovations
• Stopping Infections
New Ways to Thwart Bacterial Invaders
• Mysteries of How a Star is Born

• Featured articles:

• Drowning New Orleans; October 2001; by Mark Fischetti

• The Future of Stem Cells; July 2005; by Clive Cookson, John Rennie, Christine Soares, Richard Gardner, Tim Watson, Patti Waldmeir, Gary Stix

• 15 Answers to Creationist Nonsense; July 2002; by John Rennie

• Misleading Math about the Earth; January 2002; by Stephen Schneider, John P. Holdren, John Bongaarts and Thomas Lovejoy. Introduction by John Rennie