nuclear weapon Diver Finds Long-Lost Nuke While Hunting Sea Cucumbers A diver hunting for sea cucumbers in British Columbia, Canada, came across what may be the United States' first lost nuclear weapon, or 'broken arrow' human-behavior How a Nuclear Bomb Could Save Earth From an Asteroid A 1-megaton blast would do the trick, according to a supercomputer study. By Mike Wall Published 12 March 12 asteroids First Atomic Bomb Test Exposed U.S. Civilians to Radiation An unaware public might have been exposed to high doses of radiation. By Ker Than Published 16 July 07 human-behavior 1 2
