Watch: 'Wild ice' skaters find breathtaking 'ice window' in Alaska

Spectacular video from an Alaska couple shows the "wild ice" skaters gliding over a frozen lake so clear, it felt more like snorkeling than skating.

SpaceX delays second Starship launch to Saturday

When SpaceX attempted to launch Starship the first time, the test flight ended with an epic explosion over the Gulf of Mexico.

Leonid meteor shower peaks this weekend: How and when to watch

The aerial spectacle happens annually in November and peaks towards the middle of the month. Here are the best ways to see it.

US National Climate Assessment finds worsening warming is hurting people in all regions

The National Climate Assessment, which comes out every four to five years, was released Tuesday with details that bring climate change's impacts down to a local level.

Watch: Auroral beads dance across starry sky

Video captured beautiful auroral beads dancing across a star-filled sky in Alaska. 

Webb Telescope image of Pandora’s Cluster reveals hidden clues of most distant galaxies yet

Two of the galaxies in Pandora's Cluster are nearly 33 billion light years away, the second-and-fourth-farthest galaxies ever observed. Researchers say one galaxy looks like a "peanut" and the other a "fluffy ball" in the JWST images.

NASA rocket launches into Alaskan northern lights

While a rocket launching into the northern lights puts on a spectacular show, it wasn’t just by happenstance. The timing of this launch had to be just right to get the necessary scientific data.

Australian man says he survived crocodile attack by biting back

An Australian farmer was attacked last month by a saltwater crocodile in the country's Northern Territory and dragged nearly 10 feet.

Apollo 8 astronaut Frank Borman dies at 95

Frank Borman led the first team of American astronauts to circle the moon.

Woman killed in what's believed to be the first deadly elk attack in Arizona

A woman was killed in what's believed to be the first deadly elk attack in Arizona. There were no witnesses nearby, but her husband says he saw a bucket of spilled corn nearby, leading investigators to think she was feeding the elk.

New pictures of galaxies by European space telescope 'dazzle' like nothing seen before

We've seen photos of these celestial landscapes before, but the "razor-sharp astronomical images" that Euclid provides show details that are new to the human eye.

NASA: Record-breaking black hole discovered by Webb and Chandra telescopes

The discovery using NASA's Webb telescope is exciting for black hole research because there is still much unknown about these enigmas of the universe. Astronomers believe black holes formed within the first billion years after the Big Bang.