Keeping perfect time is far trickier than it sounds. The world’s best clocks that ...

Add Yahoo as a preferred source to see more of our stories on Google. At the dawn of the nuclear age, scientists created the Doomsday Clock as a symbolic representation of how close humanity is to ...

In this case, the new clock uses an ion of aluminum linked to an ion of magnesium, forming what is known as a quantum logic clock. In this, the aluminum ion has a high-frequency, stable "tick." ...

On Wednesday, Nintendo announced Sound Clock Alarmo, a $99 bedside smart clock that uses motion sensors to detect when users move during sleep to keep track of sleep patterns. The clock, which is only ...

Swarthmore and East Hinckley avenues in Ridley Park was a lively spot Thursday evening as the community celebrated the installation of the new town clock. “Before this clock, people that visited our ...

The new Doomsday Clock time has been set by the Bulletin of the Atomic Scientists. Here’s what it means.