Science News: Recent scientific discoveries and expert analysis

The number of satellites orbiting our planet is rising fast, thanks to private "megaconstellations" that pose various threats to space exploration and astronomy. But how big has the problem already become?

The Wolf Amendment, a law that prevents bilateral cooperation in space research between the U.S. and China, is preventing U.S. government-funded analysis of the Chang'e 5 moon samples.

This week is the best time in May to view the night sky. Here's everything you can see during May's dark skies, from an upside-down bear to some of the oldest stars in the universe.

Do the benefits of exercise differ by sex? The answer is yes, evidence suggests.

Challenges in visual and spatial processing and a deficit in training data have revealed a surprising lack of timekeeping ability in AI systems

The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and even from the ground itself.

June's full moon is the Strawberry Moon, rising June 11.

The record sheds light on the climate early humans experienced when they were spreading out of Africa.

Newborn pilot whales have been spotted mysteriously swimming among pods of orcas. Scientists are trying to puzzle out how the pilot whale calves got there and what happened to them.

NASA's PUNCH mission, a tiny constellation of four satellites, captured a photo of the moon drifting across the sky through a haze of sunlight. The mission is still undergoing commissioning and is expected to start science operations June 9.

New research has linked sea level rise and an increase in flooding in the U.S. Northeast over the past 20 years to the breakdown of the Atlantic Meridional Overturning Circulation (AMOC).

Researchers have discovered how orange cats got their coats — and why so many of them are male. The coat color comes from a genetic mutation on the X chromosome of orange, calico and tortoiseshell cats.

More than 15 billion miles from home, Voyager 1's ailing thrusters were threatening to abort the craft's mission. Until NASA engineers brought them miraculously back to life.

Three 1,500-year-old burials in the Negev desert have pendants of bone and ebony that may depict the deceased individuals' ancestors.

A first-of a-kind space weather "tabletop" exercise has revealed major weaknesses in America's preparedness for major solar storms.

Researchers have discovered an ancient moth-like sea predator in a treasure trove of museum fossils in Canada. The half-a-billion-year-old creature, Mosura fentoni, reveals that Cambrian arthropods were more diverse than previously thought.

A baby known as KJ is the first person in the world to receive a customized CRISPR therapy designed to fix a specific mutation.

A new gene editor takes advantage of CRISPR-associated proteins to insert whole genes into the genome, scientists report.

Is the Star Manual of Master Shi the oldest known astronomical catalog? Experts are divided.

A large-scale genome study shows that Indigenous peoples in the Americas split off several times, resulting in loss of important genetic diversity.