WASHINGTON—The polar vortex hit its peak across much of America on February 19, with an icy grip that made Arctic Greenland seem like a toasty...

A Chinese rover that landed on Mars in 2021 has found strong evidence that the planet once had a vast ocean. Scientists believe this discovery adds to...

The dividing line between gas giant planets and failed stars is blurry at best. The isolated planetary-mass object SIMP J013656.5+093347.3 could be...

An international team of scientists has used NASA’s James Webb Space Telescope to uncover surprising details about the atmosphere of a strange,...

Scientists have long known that Earth’s climate goes through cycles of ice ages and warmer periods. Around 2.5 million years ago, the planet entered...

Astronomers have long believed that planet-forming disks—clouds of gas and dust around young stars—last only about 10 million years before...

A recent study by Connecticut College has uncovered strong evidence that palm trees once thrived in subarctic Canada. This surprising discovery...

Whales might have played a much bigger role in ocean life than we ever imagined. Scientists have discovered that whale poop is rich in iron and other...

I *knew* she looked familiar!

Future Space The James Webb Space Telescope, or JWST, has been sending back a treasure trove of discoveries that challenge[...]