A massive hole in Siberia has grown from a small gully into a 3,000-foot-long frozen scar that keeps swallowing the tundra.

A hidden crater in South Korea may hold clues to one of the biggest turning points in Earth’s history: the rise of oxygen. Scientists discovered fossil-like stromatolites — layered structures built by ...

Summer is peak adventure season, from hiking to kayaking. A new report highlights some surprising state picks for your next ...

While some people want to go on vacation to experience a busy city, others look for quiet. These places offer a stillness ...

Blue sunsets, whirling dust devils, giant volcanoes, tiny moons, and marsquakes—there’s a lot to discover on Mars!

The words largest wonders, quirky road attractions and a place to have a sweet treat. Here are 10 weird things and places to ...

Space discoveries from 2021-2026 revealed new galaxies, exoplanet findings, Mars missions, and major astronomy breakthroughs ...

A new study, published in Science Advances, has refined some important details about the moon's largest and oldest impact ...

A violent impact might have ejected material from deep within the moon's mantle — and future Artemis astronauts might be able ...

The Hoba meteorite in Namibia is the largest known natural piece of iron on Earth, weighing about 60 metric tons today. By ...

A flaming crater of gas has burned in Turkmenistan for decades. Satellite imagery suggests that the fires are decreasing, but the environmental implications are unclear. By Jenny Gross It might be the ...