Rwandan-backed M23 rebels say they are now in control of the key eastern Congolese city of Goma. Their fighters continue to ...

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 ...

Responders are working to recover the victims of Wednesday night's midair collision over Washington, D.C. It could be the ...

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

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

A series of orders from the Trump administration have the potential to disrupt the delivery of life-saving medications to HIV ...

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

Winters are getting warmer and shorter as the climate changes. That's helping rat populations grow in several U.S. cities.

The first openly trans actress to be nominated for an Oscar is facing backlash for old social media posts that denigrate certain marginalized groups. She apologized for the posts through a statement.

The airspace above Reagan National Airport, where a commercial plane collided with an Army helicopter this week, has become increasingly congested with air traffic, including helicopters.

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