Spent nuclear fuel pools are designed to cool fuel rods after they come out of a nuclear reactor. While powering a nuclear reactor, these fuel rods become very, very hot (2,800 degrees Celsius / 5,092 ...

2025 was the third hottest year on record, but thousands of cities saw record heat and one broke a record for cold.

Nike is pushing the boundaries of its performance category with the upcoming release of the Pegasus Premium “Black/Hot Lava.” Building upon the foundational Pegasus line, this edition showcases ...

Using the James Webb Space Telescope, UK scientists have found an atmosphere on a red hot planet 280 light years away, in the far stretches of the Milky Way.

"These are the same people who walk up to a bison to get a selfie." Video shows tourists' reckless actions near iconic US ...

When charted on a graph, 2023, 2024 and 2025 "seemed to jump up," said NOAA climate monitoring chief Russ Vose. When averaged together, those three years shoot above the 1.5-degree mark, according to ...

Hawaii's Kilauea was spraying a spectacular fountain of lava on Monday, keeping up its reputation as one of the world's most active volcanoes.

It may be one of the most iconic sights in the night sky, but astronomers have never seen the Helix Nebula like this before.

It doesn't matter where you live or where you're going—there's a stunning state park waiting to be explored.

Soothe your muscles after a day on the slopes or soak in some sunshine surrounded by snow-capped mountains at one of these ...

WASHINGTON — Earth's average temperature last year hovered among one of the three hottest on record, while the past three years indicate that warming could be speeding up, international climate ...

By 2050, over 5 billion people could face at least a month of extreme heat each year. See the risk level in your city.