SGS co-founder Frank von Hippel returns to campus Tuesday for a 50th anniversary event and book discussion about his new ...

The United States Space Force catalogued a new object in orbit this week that officials believe may have separated from ...

In the eighty years since of the atomic bombings of Japan dozens of opportunities to halt the macabre march of nuclear ...

The rush to produce mini nuclear reactors on the cheap might have a short half-life. In search of vast quantities of power ...

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.

Intelligence agencies are supposed to speak truth to power. Top intelligence officials failed that test in their testimony this week. But analysts down in the trenches, while responsive to President ...

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

North Korean leader Kim Jong Un observed tests of newly developed reconnaissance and attack drones this week and called for ...

The Russian-held Zaporizhzhia nuclear power plant in Ukraine could come back online within months of a ceasefire, but it ...

North Korean leader Kim Jong-un has no intention of negotiating away his regime's nuclear and other "strategic" weapons ...

The U.S. is the biggest nuclear power in Europe, but doubts about Washington’s commitment has leaders questioning their ...

SEOUL – North Korea said Friday it had test-fired a new ... but the two countries last year signed a sweeping military deal, including a mutual defense clause, when Russian President Vladimir Putin ...