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 ...

The ancient history of Earth has always been hard to read. Most of the planet’s earliest crust has been lost, buried, or ...

TOI-1846 b's discovery adds to the growing catalog of exoplanets that could offer insights into planetary formation and ...

NEW YORK — Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada ... into how the planet may have looked — how its roiling magma oceans gave way to ...