Delivery apps are glitching and navigation routes are changing abruptly thanks to electronic warfare disrupting the satellite signals that power everything from missiles to your ride home.

Researchers from the University of Science and Technology of China have achieved a major breakthrough in optical clock technology, developing a strontium optical lattice clock with stability and ...

This is the weekend when clocks move ahead, causing angst, lost sleep and health issues for many. Over the last decade, at ...

Daylight saving time 2026 will begin in just a few weeks in the United States, and most Americans will need to adjust their clocks. The clocks last changed on Sunday, November 2, 2025, and will shift ...

The notoriously difficult English section of Korea’s College Scholastic Ability Test (CSAT) is now heading for an artificial intelligence (AI)-driven overhaul, with officials saying that the reform ...

Time is almost up on the way we track each second of the day, with optical atomic clocks set to redefine the way the world measures one second in the near future. Researchers from Adelaide University ...

Alex Sundby is a senior editor at CBSNews.com. In addition to editing content, Alex also covers breaking news, writing about crime and severe weather as well as everything from multistate lottery ...

Add Yahoo as a preferred source to see more of our stories on Google. The Bulletin of the Atomic Scientists members, from left, Jon B. Wolfsthal, Asha M. George and Steve Fetter reveal the Doomsday ...

Humanity continues to move closer to catastrophe, scientists said Tuesday, Jan. 27. The human race is at its closest point yet to destroying itself, according to the reset of the ominous but symbolic ...

The Bulletin of the Atomic Scientists announced on Jan. 27 that the hands of the Doomsday Clock moved forward four seconds and now sits at 85 seconds to midnight—the closest the symbolic clock has ...