Live Science

What's Hot This Week 'Lost' Da Vinci Portrait, and its Origins, Stir Controversy by Jennifer Welsh, LiveScience Staff Writer Christie's auction house may have sold a priceless piece of art by Leonardo da Vinci for a little more than $21,000, according to researchers who claim to have identified the origins of the hotly debated painting. Antarctic Ozone Hole 5th Largest on Record by LiveScience Staff The ozone hole above the Antarctic has reached its maximum extent for the year, revealing a gouge in the protective atmospheric layer that rivals the size of North America, scientists have announced. Sponsored by: Did Alternative Medicine Kill Steve Jobs? Fossil Fragment Reveals Giant, Toothy Pterosaur Distracting Thoughts Block Women from Orgasm The Original Human Language Like Yoda Sounded Trust and Confidence in the Mass Media (Infographic)