Weekly Science Blog Roundup

· Scientists have found the next great weapon against bacteria: marijuana. · The Large Hadron Collider isn't going to destroy the Earth, but if it did, it would look really cool from afar. · Chris Mooney looks at Gustav, the storm forming in the Caribbean, and says, "Uh-oh." · Antarctica: The graveyard for a planet that didn't make it. · T. Boone Pickens' energy drive hits a roadblock—NBC refuses to air his anti-Iran ad.