The experts who maintain the ominous Doomsday Clock said Tuesday that humanity is still as close as ever to global catastrophe, which could involve nuclear war, climate change, or maybe even ...

Physicists have demonstrated all the ingredients of a nuclear clock — a device that keeps time by measuring tiny energy shifts inside an atomic nucleus. Such clocks could lead to vast improvements in ...

The hands of the Doomsday Clock are closer to midnight than ever before, with humanity facing a time of “unprecedented danger” that has increased the likelihood of a human-caused apocalypse, a group ...

Bulletin of the Atomic Scientists Also Cite Bio-Threats, Nuclear Proliferation, Climate Crisis, State-Sponsored Disinformation and Disruptive Technology. WASHINGTON, D.C. – January 24, 2023 –The ...

The world’s most precise clock sits on a table in Jun Ye’s lab in Boulder, Colorado. A tangle of electronics, fiber-optic cables, and laser beams, the clock is still a prototype, so no one actually ...

The Doomsday Clock, a symbolic measure of humanity's proximity to catastrophic destruction, has been set at 89 seconds to midnight—the closest it has ever been, symbolizing humanity's shortest margin ...

It's almost that time again: Time for the annual update of the Doomsday Clock, the symbol of how close the world is to civilization-ending catastrophe. First set in 1947, the Doomsday Clock warns ...

A Cold War icon, the clock conveys scientists’ views on humankind’s risk of destroying itself. Its current setting: just 100 seconds to midnight. The Doomsday Clock, reset each January, remains at 100 ...

Sign up for CNN’s Life, But Greener newsletter. Our limited newsletter series guides you on how to minimize your personal role in the climate crisis — and reduce ...

An experimental atomic clock based on a single mercury atom is now at least five times more precise than the national standard clock based on a "fountain" of cesium atoms, according to a paper by ...