The agency rubber-stamped Tyson's beef as "climate friendly," but no one has seen the data behind the company's claim.

Scientists are debating whether microscopic blood clots are responsible for the wide range of symptoms in long Covid.

Ecologists don't agree on what makes for the healthiest lawn. And restoring biodiversity requires more than doing less.

Researchers smashed an asteroid with a spacecraft. From the aftermath, they are learning how to better protect Earth.

FDA approval has been hamstrung by a law that requires animal testing. But newer chemical filters are in use worldwide.

A new study suggests that scientists should be honest with the public about what they know, what they don't, and why.

Growing up in Chile’s Atacama Desert, Paulina Villalobos thought the Milky Way’s presence in the pristine starry skies was a given. Her father, an amateur astronomer, would wake her when a comet ...

In April 2023, a satellite the size of a microwave launched to space. Its goal: to get ready to mine asteroids. While the mission, courtesy of a company called AstroForge, ran into problems, it’s part ...

The people of the Sts’ailes Nation have lived for 3,000 years on the banks of the Harrison River in British Columbia, its icy blue waters framed by mountains and fir trees. Evidence of their long ...