America's national security relies in part on the U.S. Navy's nuclear-powered submarines, which can operate more than 800 ...

New dating of pigments reveals that cave paintings in the Lower Pecos region of Texas could be nearly 6,000 years old.

Objectives This scoping review addresses the underexplored issue of abuse of people with mental illnesses by healthcare professionals. We mapped the existing literature to establish the nature, ...

Researchers report having collected DNA they believe to belong to the legendary artist Leonardo da Vinci, offering new ...