A paper from several NASA scientists and other researchers explores whether an asteroid with a 4% chance of hitting the moon ...

To prevent a global atomic fallout, the US and the Soviet Union signed the Partial Test Ban Treaty in 1963. The agreement ...

The weight of the asteroid may vary from 51 million kg to more than 711 million kg, and the energy required to move each of those weights precisely differs greatly.

Chinese scientists tested a provocative military scenario: the effects of three rapid nuclear strikes on the same target.

A group of scientists recently published a paper that considers options for dealing with the asteroid — one of which includes ...

Aside from seeking shelter from radioactive fallout, it pays to have the right survival kit.

President claims Russia intentionally creating risk of radiological incidents, taking advantage of ‘weak stance’ of IAEA and ...