Earth May Not Be Ready for the Next Close Encounter
2/15/2013 - International Herald Tribune
Scientists have warned that greater international cooperation is needed if humanity is to avoid the fate of the dinosaurs, believed to have been wiped out after an asteroid struck what is now Mexico 66 million years ago. Space-watchers are already keeping a close eye on 1999 RQ36, a 1,837-feet giant that has a one in a thousand chance of hitting Earth on its next close encounter in 2182.