Wed, 15 May 2013
Solar powered plane completes the first leg of its trans-American trip. A Russian scientist claims to have found meterorites from the Tunguska event of 1908. A blood test could determine if you're going to get Alzheimer's disease - but would you want to know? Newly developed nanosheets soak up oil spills. And the 6" skeleton named Ata isn't as alien as it looks.