For billions of years, Earth's continents have remained remarkably stable, forming the foundation for mountains, ecosystems ...

The Earth's crust is doing something pretty intense—it’s slowly breaking apart! Scientists say tectonic plates, those massive puzzle pieces that make up our planet’s surface, are shifting and cracking ...

Concentrated hydrogen in the galaxy’s spiral arms can be locked away in zircon crystals, providing startling clues about the ...

When astronauts land near the moon's south pole as part of NASA's Artemis program in a few years, they likely will find ...

Four billion years ago, the surface of the Earth was a battleground of chaos lava flows, meteorite impact, and tectonic writhing constantly destroyed new skin of the planet. But in all this geologic ...

When NASA’s Artemis astronauts land near the moon’s south pole, they may be stepping into a region that holds vital clues to ...

The most popular theory – often called the ‘big whack’ – says that about 4.5billion years ago, an early, Mars-size planet ...

The far side, with its thicker crust and rugged, cratered terrain, appears to have been less volcanically active than the near side.

From the deep ocean floor to vast underground caverns beneath our feet, these places challenge our understanding of the world.

Scientists discovered chemical fossils in ancient rocks that suggest sea sponges were among the first animals to live on Earth.

This ancient catastrophe drastically shaped the Moon’s structure. Its crust is much thicker on the far side than on the near side, a perplexing asymmetry long studied by scientists.

Saturn's moon, Enceladus, could harbour alien life deep within its underground oceans, according to the European Space Agency ...