Patrick Pester

Sea ice cover dropped to a record low across February 2025 as global warming continues to breach the 1.5 C Paris Agreement target, according to data from the Copernicus satellite.

The discovery of a golden scaleless fish in China is helping scientists understand how animals evolved to live in caves.

A cluster of deaths linked to a mysterious illness in the Democratic Republic of the Congo could be the result of a poisoning or bacterial meningitis, the WHO has suggested.

A CDC report has revealed that nine of 68 of children who died of flu this year had brain damage, but it's unclear whether this influenza-associated encephalopathy is on the rise.

The Blue Ghost spacecraft has taken its first images of the lunar surface as Firefly Aerospace and NASA celebrate a successful moon landing.

Researchers have identified a giant flying squirrel fossil from a cache of unusual animal remains dug out of an ancient sinkhole in Tennessee 25 years ago. The fossil sheds light on how flying squirrels reached North America.

Ancient footprints and drag marks at White Sands National Park in New Mexico suggest the earliest known Americans dragged wooden travois-like vehicles.

A new study has revealed that "hug of death" megaraptorids and previously unknown carcharodontosaurs shared Australia's unique Antarctic dinosaur ecosystem during the Cretaceous.

A rare parasitic twin protruding from the chest of a 17-year-old boy has been removed by surgeons in Delhi, India.

A yet-unidentified illness has killed 53 people and potentially infected hundreds more in the Democratic Republic of the Congo. The World Health Organization is investigating the outbreak.

The likelihood of asteroid 2024 YR4 hitting Earth in 2032 rose and fell last week. NASA's impact odds are now so slim that the asteroid is no longer a hazard on the Torino asteroid scale.

The world is watching as NASA tweaks the odds that asteroid 2024 YR4 will hit Earth. But how threatening is YR4, and how does it compare to other potentially hazardous space rocks?

NASA has been changing the odds of asteroid 2024 YR4 hitting Earth in recent days, but the latest shift significantly downgrades the asteroid's threat level and makes a moon strike more likely.

NASA increased the chances of asteroid 2024 YR4 hitting Earth to 1 in 32, or 3.1%, on Tuesday, but they're now back down to 1 in 67, or 1.5%.

A winter storm is hitting the U.S. with record-breaking cold and heavy snow. Is the polar vortex to blame?

NASA has increased the chances of asteroid 2024 YR4 hitting Earth in 2032 to 1 in 32, or 3.1%, up from 1 in 42 as reported in previous calculations.

Kentucky is battling devastating floods after another powerful winter storm hit the eastern U.S. over the weekend, leaving at least 10 people dead.

A humpback whale appeared to swallow then spit out a kayaker in a viral video filmed off the coast of Chile. But was he actually in any danger?

Scientists have tagged a giant male great white shark off the East Coast. The researchers said "Contender" is the largest male white shark ever caught and studied in the northwest Atlantic.

A study led by NASA and NOAA has found that California is sinking in some areas, which means the projected sea level rise for parts of Los Angeles and San Francisco has doubled.

Researchers have discovered blow fly larvae with fake termite faces on their rears that enable them to socially integrate into termite colonies in the mountains of Morocco.

The Sarandí canal in Argentina turned blood red last week. Officials suspect a toxic substance used in dyes has entered the waterway, located on the outskirts of Buenos Aires.

Asteroid 2024 YR4 has a tiny chance of hitting Earth in 2032, but for now, you can watch it fly harmlessly through space in a short time-lapse video captured by the NASA-funded ATLAS telescope.

La Niña and record cold temperatures in the U.S. should have made Earth cooler, but January 2025 was still the hottest on record, with an average global warming of 3.15 F (1.75 C) above pre-industrial levels.