Scientists at the world’s largest atom smasher have released a blueprint for a much bigger successor that could help solve ...

NEWS ANALYSIS. The US turnaround in favor of Russia in the war in Ukraine echoes the French leader's words from back in 1959.

Editor in chief Nancy Shute traces the history of nuclear weapons, from the first sustained nuclear reaction in 1942 to the renewed interest in explosive tests today.

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.