The clock hands are set by the Bulletin of the Atomic Scientists, a group formed by Manhattan Project scientists at the University of Chicago who helped build the atomic bomb but protested using it ...

Atomic Digital Clock Auto Set (no back light ... Turn on the alarm clock before going to bed, it will wake you up in the morning. Clock with Temperature and Humidity - Excellent wall clocks ...

In 1971, scientists used these clocks to test Einstein's ideas. One atomic clock was set up on the ground, while another was sent around the world on a jet traveling at 600 mph. At the start ...

The clock has been an effective wake-up call ... clock was set at 89 seconds to midnight — the closest the world has ever been to that marker, according to the Bulletin of the Atomic Scientists ...

After approximately four months of observing standard time, clocks will spring forward overnight as the observance of daylight saving time begins in much of the United States.