Optical atomic clocks can increase the precision of time and geographic position a thousandfold in our mobile phones, ...

The Smithsonian’s National Museum of the American Indian’s new digital lesson “California Native American Survival and Resilience During the Mission Period: A Source Investigation” provides a more ...

A new USC study reveals a dramatic surge in building collapses in the ancient Egyptian port city of Alexandria, directly ...

A research team has unveiled a new artificial intelligence (AI) system that uses satellite imagery to track urban green spaces more accurately than prior methods, critical to ensuring healthy cities.

Vietnam's foreign ministry published a map defining its baseline claim in the Gulf of Tonkin, where it shares a maritime border with China, which it said on Friday was to help protect and enforce its ...