Featured in December 2009

FYI: Can A Paper Cut Be Deadly?
Gray Matter: DIY X-Ray Photos
FYI: Would a Helium-Filled Balloon Float on the Moon?
FYI: Why Don’t Loud Snorers Wake Themselves Up?
Reinvention of the Month: An Electric Unicycle Transforms Into a Safer Two-Wheeler
Human Blood May Hold the Secret to Clean Coal
Build It: The Persistence of Vision Wall Clock
You Built What?! The Luxury Motorcycle Sidecar
Something in the Water Is Feminizing Male Fish. Are We Next?
Best of What’s New 2009: The Year’s 100 Greatest Innovations