Earth and Mars may be close neighbors today, but scientists say the two planets took different routes during their formation.

Earth and Mars began side by side, but their volatile elements reveal sharply different paths from dust and rock to finished ...

Clues about how worlds like Earth may have formed have been found buried at the heart of a spectacular cosmic butterfly. With the help of the James Webb Space Telescope, researchers say they have made ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects of viscosity in their simulation, they revealed a self-sustaining dynamo ...

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests Earth’s continents didn’t begin growing until hundreds of millions of years ...

Alone among known planets, Earth has vast oceans on its surface and its landmasses are marked with lakes and extensive river drainage systems. Water is the biosphere's lifeblood, and without it, Earth ...