The White House on Tuesday rejected the latest offer from Democratic lawmakers on proposed new constraints on federal ...

Scientists and medical experts are countering climate denialism, vaccine scepticism and wellness pseudoscience on social ...

The 748-foot-long sediment core contains a record of roughly the past 23 million years, including periods when the planet's surface temperature was hotter than it is today ...

President Trump has repeatedly demanded that Iran give up its nuclear program, including by agreeing not to enrich any more ...