We have approximately 25 days left to live. Well, depending on when you read this, and depending on when the scientists at CERN finally switch on the Large Hadron Collider, and depending on whether they were wrong about it being safe. At any rate, while we're still here, it's time for another edition of the Science Weekend Warrior!

Biofuels are more environment-friendly than fossil fuel, sure, but is it worth the price? According to a leaked report, Biofuel production has forced global food prices up by as much as 75%. When you use food to create gas instead of eating it, a tug-of-war was inevitable. Read more about it in the full article.