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Why does the puffy exoplanet WASP-107 b have a density similar to a marshmallow? New findings from Webb show it is hot on the inside due to tidal heating.

The meteor ducks - ducks caught on camera witnessing a fireball fall in Portugal on May 20 - have now been memorialized via art.

In a repeat of a story from a year ago, an analysis of radar data from the Magellan spacecraft has revealed more evidence for active Venus volcanoes.

These sheep don't bleat or produce wool or milk. Instead, they live in the water and perform photosynthesis. Read more about the adorable leaf sheep sea slug.

Astronomers have discovered a new Earth-sized exoplanet orbiting the ultracool dwarf star SPECULOOS-3. But any atmosphere it had is probably long gone.

See 10 of Capture the Atlas' Best Milky Way photos of 2024. This annual edition showcases 25 of the best Milky Way photos from around the world.

Egyptian pyramids are marvelous constructions. But how could the ancient Egyptians transport the tons-heavy blocks there? Now, a new explanation.

Learn how the ancient Egyptian sky goddess, Nut, is linked to the Milky Way. And read about other myths associated with the goddess Nut.

The Portugal fireball of May 18, 2024, was captured from the ground on video and from satellites in space. The fireball was most likely a comet fragment.

Warm-blooded dinosaurs arose about 180 million years ago, during the Jurassic Period, in response to changes in climate, according to a new study.