Rather than taking weeks or months, climbers are trying to summit Everest in just 7 days by inhaling xenon gas. NPR's Ayesha Rascoe speaks to Dr. Peter Hackett, a pioneer in altitude research.

The vote comes amid rising security fears over the war in neighboring Ukraine and uncertainty about continued U.S. support ...

At least one person was killed in the explosion that damaged the fertility clinic, authorities said. The FBI said the ...

Paleontologists have discovered a three-eyed creature with a pencil sharpener-like mouth that roamed the sea for prey more ...

President Trump said he plans to speak by phone with Russian leader Vladimir Putin, followed by Ukrainian President Volodymyr ...

In a dramatic press briefing, a US ambassador sheds tears as he tells the government of Zambia that theft of US donated medicines is forcing him to suspend health aid to the country.

Looking to be more active? NPR's Life Kit gives tips for fitting in exercise into a hectic schedule and stay motivated to move with research-backed strategies.

Powerful storms and tornadoes tore through Midwestern and Southern states overnight Friday, leaving carnage and flattened ...

President Trump and his allies have long made false claims of widespread noncitizen voting. Now, as the GOP pursues new ...

The storms were part of a severe weather system Friday that caused damage in Missouri, left hundreds of thousands without ...

Powerful storms and tornadoes tore through several Midwestern and Southern states overnight Friday, leaving carnage and ...

The drone hit a bus evacuating civilians from a front-line area in Ukraine's northeastern Sumy region Saturday, hours after ...