The metaphorical clock measures how close humanity is to self-destruction, because of nuclear disaster, climate change, AI ...

New atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

A solid-state nuclear clock has a great potential to become a robust and portable timing device that is highly precise.

En-route to nuclear clocks, researchers have found a resonant mode in thorium atom nuclei with a low temperature coefficient - nuclear oscillators are ...

The threat of GPS jamming extends beyond aviation. Without GPS, our lives would grind to a halt: in 2017, a government report ...

Kyoto-based precision equipment manufacturer Shimadzu Corporation has begun selling the ... lattice clock, developed in collaboration with The University of Tokyo and RIKEN, is about 100 times more ...

Resembling a squat, wide fridge, the world's most accurate clock went on sale for $3.3 million in Japan on Wednesday.

The strontium optical lattice clock is the first of its kind to be commercially available and will cost about 500 million yen ($3.3 million).

A new study investigated the mortality and mental health correlates of the iconic Bulletin of the Atomic Scientists' Doomsday Clock.

Daylight Saving Time will start on Sunday ... A number of national metrology laboratories around the world maintain atomic clocks. Once your radio-controlled clock has decoded the signal from ...

Resembling a squat, wide fridge, the world's most accurate clock went on sale for $3.3 million in Japan on Wednesday. Known as a "strontium optical lattice clock", it is 100 times more accurate than ...