Bulletin of the Atomic Scientists

U.S. officials should not delay in addressing the potential for a global expansion of nuclear energy to lead to weapons proliferation.

The nuclear energy industry is gearing up for global expansion, with new countries considering building their first reactors. A long-time nuclear energy regulator discusses his work to make sure it's done safely.

Desperate to increase its energy independence and decrease its carbon emissions, Taiwan could make a big bet on nuclear energy. The world should be ready.

Without global biotech research on disease, agriculture, and the environment, efforts to secure the world from biothreats are bound to falter–and vice versa.

The fragility of the world's deltas is not solely a consequence of rising ocean waters. Human fresh water use is a predominant force behind receding coastlines.

The United States and the Soviet Union spent hundreds of billions of dollars trying to out duel each other during the cold War. Today, nuclear arms races would cost considerably less.

With an advanced, safe, and reliable nuclear arsenal as well as a supportive president, the U.S. Senate has no reason to continue allowing the comprehensive Test Ban Treaty to languish.

The United States has officially reached the upper limit of 2,200 operationally deployed strategic warheads set by the moscow Treaty, yet warhead dismantlement is proceeding slowly.