As of the beginning of 2025, nine countries possess an estimated 12,331 nuclear warheads and some are still increasing their ...

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.

To date, only the US has ever dropped nuclear bombs on a population — in Hiroshima and Nagasaki in 1945. Still, the number of nuclear warheads in military stockpiles continues t ...

Early on September 22, 1979, satellites picked up an exceedingly bright double flash in the South Atlantic that has never ...

According to the U.S. Air Force, the bomb didn’t contain the plutonium core necessary for a nuclear detonation. This was the first loss of a nuclear weapon in history. On April 11, 1950 ...

The nations don’t need nuclear weapons to deter adversaries from a nuclear attack, according to the policy, because the United States guarantees to strike back on its allies’ behalf.

He's also spent a few years coaching fencing. Contact him via [email protected] It's almost 80 years since the first ever nuclear bomb was detonated, with the Trinity test taking place on 16 July ...

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Iran has denied wanting to develop a nuclear weapon. However, it is "dramatically" accelerating enrichment of uranium to up to 60% purity, close to the roughly 90% weapons-grade level, the IAEA ...

US president Donald Trump has admitted he believes that nuclear weapons are the greatest threat to humanity, starkly warning that the use of 'monster' warheads may 'end the world'. Trump ...

The mushroom cloud became a visual symbol of the atomic bomb. In honor of the discovery, the Atomic Museum will display a temporary exhibit dedicated to Friedrichs' research.