On January 27, the Bulletin of Atomic Scientists moved the hands of the Doomsday clock closer to midnight. The clock is a metaphor for the existential dangers posed to humanity and midnight represents ...

RUSSIA and the US are in talks to extend the last nuclear arms treaty, just hours before it is set to expire. The end of the ...

Nuclear winter is a warning written in the language of climate models and atmospheric chemistry. It's a disaster we should ...

Once considered an oddity of quantum physics, time crystals could be a good building block for accurate clocks and sensors, ...

Had the polar chill eased its grip on America’s eastern seaboard and if a hydrogen leak had not intervened, Artemis II would ...

Risk of nuclear war is seen as being the closest it ever has been, due to weapons threats, emergence of AI, and climate crisis.

On Jan. 27, the Bulletin of Atomic Scientists announced that the human race is at its closest point in history of annihilation.

The expiry of the Strategic Arms Reduction Treaty has barely caused a stir. Yet as great power rivalry takes a new form, the ...

From the Arctic permafrost to restless volcanoes and gas‑choked lakes, scientists are tracking a series of natural systems ...

The last treaty curbing atomic weapon production from Russia and the US has ended, meaning there are now no restrictions ...

Perspective: Washington and Moscow are sleepwalking into a new arms race—while AI speeds the march to a nuclear ...

Setting a limit for global warming didn't succeed in galvanising climate action quickly enough – now we should focus on making the annual average temperature rise clear for all to see, says Bill McGui ...