Fat Bear Week 2025: The winner is crowned!

Meet Chunk, the winner of Fat Bear Week 2025! Despite a broken jaw, this mighty bear overcame 11 opponents for his 1st victory in the annual competition.

Giant iceberg breaking up in South Atlantic springtime

A giant iceberg - named A-23A - has drifted northward from Antarctica and is breaking up in warmer waters as spring comes to the Southern Hemisphere.

New pachycephalosaur, a dome-headed dinosaur, from Mongolia

The new dinosaur Zavacephale rinpoche, the oldest pachycephalosaur fossil ever found, was a juvenile that had already developed its bony head dome.

Hurricane Gabrielle strengthens to Category 4

Hurricane Gabrielle has strengthened into a Category 4 storm. It’s 330 miles (530 km) northeast of Bermuda. Those in the Azores should monitor its progress.

We have 4 seasons each year, but why?

Some assume our planet's changing distance from the sun causes the 4 seasons. But it's actually the tilt of the Earth's axis.

Massive eruption 74,000 years ago affected the entire globe

A massive eruption 74,000 years ago ejected volcanic material that affected the entire globe. But evidence shows people survived and adapted after the eruption.

Mount St. Helens is not erupting, USGS reassures public

Mount St. Helens is not erupting. On September 16, 2025, locals saw a ghost of the 1980 eruption as strong winds blew old ash into the air.

Queen ants found giving birth to 2 different species

Scientists have found that Iberian harvester queen ants lay eggs of not just their own kind, but of males from a different species.

3 snailfish discovered using advanced underwater technology

Researchers have identified 3 species of snailfish in the Pacific Ocean. Why is the discovery of these tiny animals so important?

International Cloud Appreciation Day is September 12

The international Cloud Appreciation Day is September 12, 2025. Learn how to participate here and see a gallery of beautiful clouds.