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.

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

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

Kyoto-based precision equipment manufacturer Shimadzu Corporation has begun selling the ... lattice clock, developed in ...

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).

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 ...

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

Optical atomic clocks have the potential to improve timekeeping and GPS accuracy by a factor of 1,000, enhancing the ...

The machine, a box around a metre (three feet) tall, is small for its kind with a volume of around 250 litres. It can also be ...