President Trump's first weeks in office included executive orders that aim to stop or roll back former President Biden's ambitious climate agenda and redirect the country's attention to fossil fuels.

A medical transport jet crashed in Philadelphia on Friday about 30 seconds after taking off, unleashing a fireball into the ...

A medical transport jet crashed in Philadelphia on Friday about 30 seconds after taking off, setting homes ablaze and ...

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 ...

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

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.

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

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 ...