Greenland’s Steenstrup Glacier doubled its annual ice loss in just a few years, thanks to warm ocean water

Renewable energy has seen considerable growth in recent years, but there is a long way to go to achieve a clean energy future that averts the worst effects of the climate crisis

The 1934 puzzle book Cain’s Jawbone stumped all but a handful of humans. Then AI took the case

Biodiversity loss and climate change are two sides of the same coin. Why can’t we treat them that way?

Researchers used an artificial tongue to understand how chocolate changes from a solid to a smooth emulsion

Requiring a prescription for all forms of naloxone holds the overdose-reversing medication hostage, kept from millions of Americans who should carry it in their purses and back pockets

The president is creating an Office of Environmental Justice and expanding federal protections for communities that have been historically overburdened by pollution

Virtual visits surged in the pandemic, and studies show they maintain high-quality medicine

A single whale can lock up as much carbon as 1,000 trees. By turning them into carbon credits, a new project hopes to save the climate and the whales

We only have a few clues about where the sun was born. Some new ones point to a crowded origin story for our nearest star

Imaginary numbers—the square roots of negative numbers—are an inescapable part of quantum theory, a study shows

Influenza D is only known to sicken cattle and pigs, but it “has everything it needs” to jump into people

Humans are building meaningful relationships with AI chatbots. What will the consequences be?

The gas giant planet’s youthful glow could explain major differences between its four largest satellites

Here’s why a woman who spent 500 days in extreme isolation lost her sense of time

Dead trees have accumulated in an Arctic basin for centuries, creating one of the largest “carbon pools” in the world

A severe geomagnetic storm created auroras that were visible as far south as Arizona in the U.S.

Courts hand down conflicting decisions often. Here’s how this has played out with mifepristone

We think about what a penguin is like in dozens of different ways—one reason why we often talk past each other

The first timekeeping devices were probably natural materials lost to the ages, but the ancient Egyptians were the first to leave records of their timekeeping methods