Humans Abandoned a Bison-Hunting Site Around 1,100 Years Ago — Turns Out, Climate Change Was to Blame

Learn more about the Bergstrom site in Montana, which was abandoned by bison hunters in response to their changing climate.

One of The Earliest-Known Vertebrates Navigated the Cambrian Dark Forest with Four Eyes

Learn how a second pair of eyes helped this 518-million-year-old fish evade predators.

How Amsterdam Island Turned into an Unlikely Haven For Feral Cows

Learn about the Amsterdam Island cows, who against all odds took over a subantarctic ocean island deep in the southern Indian Ocean.

This 307-Million-Year-Old Animal May Have Been One of the First Plant Eaters

Learn more about Tyrannoroter heberti, a football-shaped land vertebrate who may have enjoyed snacking on plants.

Ancient Fish Fins May Have Given Rise to Human Hands

Learn how an ancient fish gene was repurposed to shape the anatomy of human hands.

Pig–Boar Hybrids Are Evolving in Fukushima — and Rewriting What We Know About Hybridization

Learn how boar populations in Fukushima’s evacuation zone are evolving rapidly after mating with abandoned domesticated pigs.

Fever Chills Are Linked to the Brain’s Emotional Center, and May Be a Survival Strategy

Learn how a fever-related molecule activates emotional brain circuits, which intensify chills and drive warmth-seeking behavior during infection.

Astronomers Spot a New Sungrazer Comet — Could It be Bright Enough to See in Daylight This Spring?

Learn about a new Kreutz sungrazing comet that could be lighting up our skies come April 2026.

A Cold Earth 146 Lightyears Away Could Be Habitable

Learn about HD 137010 b, a cold Earth‑sized planet candidate that sits near the outer edge of its star’s habitable zone.

Earth’s Magnetic Field Flips Regularly — Some Reversals Last 70,000 Years

Learn how some of Earth’s magnetic field flips last longer than others, weakening our defenses against cosmic radiation.

The Brain Sparks Sudden "Aha Moments" As We Try to Decipher Tricky Visual Puzzles 

Learn how our brains store images that help us achieve flashes of insight when looking at seemingly incomprehensible visual tests. 

How Forged Papers Led to the Return of a 3,500-Year-Old Egyptian Sculpture

Learn how forged ownership documents uncovered the illegal export of an ancient Egyptian sculpture from Luxor and triggered an international investigation.

The Sapo Concho Is the Only Native Toad to Puerto Rico, and It's Endangered

Learn more about the sapo concho, also known as the Puerto Rican crested toad, that’s been featured in some of Bad Bunny’s latest work, and how spotlighting this little amphibian could help conservation efforts.

Satellite Megaconstellations Could Threaten Up to 96 Percent of Space Telescope Images

Learn how expanding satellite megaconstellations in low Earth orbit could introduce widespread light pollution into space telescope observations.

The Moon's Clock Runs Faster — and It May Need Its Own Time Standard

Time only moves microseconds faster on the moon, so why would it need its own timezone? Learn how the moon's timezone plays a vital role in astronaut safety. 

When Sustainable Foods Come With Unexpected Environmental Costs

Learn about the trade-offs that come with eco-friendly foods and how researchers are aiming to mitigate them.

Wildlife With Weaker Social Connections May Face Greater Extinction Risk

Learn how social connections may influence extinction risk in some wildlife species.

Wolf Reduction Helped Caribou Calves Survive — but Only in Rugged Terrain

Learn more about mountain caribou in British Columbia and how wolf reduction may not be the best way to protect herd populations.

Rare Giant Phantom Jellyfish and a Well-Preserved Whale Skeleton Spotted Off the Coast of Argentina

The latest finds of a deep-sea expedition off the Argentinian coast include a school-bus-sized ghostly jellyfish, a decades-old whale skeleton, and 28 suspected new species.

JWST Spots Unexpected Abundance of Organic Molecules in Nearby Ultra-Luminous Galaxy

Learn how the James Webb Space Telescope used infrared spectroscopy to uncover dense organic molecules in one of the brightest nearby infrared galaxies.