Some say jet lag is a state of mind, while others spend their long-haul holidays falling asleep at noon and asking: ‘But what ...

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

Brick allows you to temporarily block chosen apps and notifications on your phone. You can only unblock the apps by tapping ...

Why spend money to get the most out of Windows when you can save time for free? Whether you’re setting up a new Windows PC or looking to enhance your current setup, there are some life-changing apps ...

The race to become Wisconsin’s top education official pits the Democratic-backed incumbent against a school choice advocate ...

Abstract: High-performance atomic clocks provide the foundation for precise time measurement. Common high-performance atomic clocks in time-keeping laboratories include hydrogen masers and cesium ...

As Los Angeles recovers from the devastating January fires, a city official today encouraged visitors ... loss during this incredibly difficult time, and we are grateful beyond words to the ...

The White House on Monday unveiled official portrait of US First Lady Melania Trump. In the image released in Black and White, Melania Trump is dressed in a suit, standing in front of a window ...

Here’s a closer look at how the clock was created and how the time is determined. It’s a symbolic way of showing the public how close the Bulletin of Atomic Scientists believes the world is to ...