Could you really trigger a bomb with a decrease in vital signs?

It's the last scene of a film you've waited months to see. The villain makes a smug remark, stating that if his heart stops, a nuclear device in a distant shed will go off. The hero, of course, lowers his gun and pauses. Bomb triggers linked to vital signs often appear in fiction, making for an easy plot devices. But… » 8/17/12 7:00am 8/17/12 7:00am

10 Science Experiments That Looked Like the End of the World

It's official: The Large Hadron Collider helped to find a new particle, and it didn't turn the world inside out. Everybody relax! But history is full of strange experiments that people predicted might bring about the end of the human race... and in some cases, they might actually have had a point. » 7/06/12 10:25am 7/06/12 10:25am

Israeli Bomb Disposal Robot Has a Terrible Job Cleaning Up After Humans

Yesterday in Israel, a bomb disposal robot inspected the scene of a suicide bombing at a shopping mall in the town of Dimona. The bot is remote controlled, and used an articulated arm to remove the jacket of the alleged bomber to be sure he doesn't have more explosives on his body. Want to see what else the robot does … » 2/05/08 7:00am 2/05/08 7:00am