The airspace above Reagan National Airport, where a commercial plane collided with an Army helicopter this week, has become ...

Research and basic information on subjects ranging from tuberculosis surveillance to adolescent health disappeared from ...

Federal authorities have restricted helicopter flights near Ronald Reagan Washington National Airport. The move comes days ...

Costco is raising pay for most workers as a Friday night deadline looms on a new contract with its unionized employees.

A documentary deconstructs the true crime genre, an obsessive worms his way into a pop star's entourage, and more standouts ...

The Chinese chatbot took the world by storm and rattled stock markets. But lost in all the attention was a focus on how the ...

The National Science Foundation's funding freeze, and wider confusion about the status and future of science funding, is ...

Rwandan-backed M23 rebels say they are now in control of the key eastern Congolese city of Goma. Their fighters continue to claim more territory in one of the world's most mineral-rich territories.

President Trump renewed his threat to impose 25% tariffs on imports from Mexico and Canada as early as this weekend. The move ...

At Sunday night's Grammys, will Beyoncé finally win album of the year? Will Taylor Swift take that prize for the fifth time?

More and more questions are being raised about the legality of the Trump administration's offer to nearly all federal workers ...