UN Nuclear watchdog, the International Atomic Energy Agency (IAEA), has said that Iran holds 440.9 kg (972 pounds) of highly ...

A nuclear escalation in the Middle East would trigger a global catastrophe. Know the physics behind nuclear weapons, and the ...

A giant explosion that shook part of Russia more than a century ago has never been categorically explained. And yet, some scientists believe that it could have been the result of a very close ...