This year has seen President Vladimir Putin repeatedly brandish the nuclear sword, reminding everyone that Russia has the ...

From the discovery of gravity to the first mission to defend Earth from an asteroid, here are the most important physics ...

Russia is testing the combat readiness of a unit equipped with Yars intercontinental ballistic missiles in a region northwest ...

Constellation Energy is asking the Nuclear Regulatory Commission on Oct 25 to change the name of Three Mile Island, nearly 50 ...