South Korean investigators will seek an extension of a warrant to arrest impeached President Yoon Suk Yeol, as the visiting US Secretary of State reaffirmed confidence in the key Asian ally's ...

Russia and other hostile states have become increasingly brazen in adopting “gray zone” attacks against Europe and the United States, leaving defense officials with a dilemma: How to respond ...

Twins are pretty rare, accounting for just 3% of births in the U.S. these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm.