When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, ...

New research reveals that Earth’s solid inner core is actually in a superionic state, where carbon atoms flow freely through ...

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

His goal: to expand a body of knowledge of Earth’s ever-evolving climate patterns for current and future generations. “As an ...

On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab.

A new interactive guide identifies the most effective actions you can take for the climate. The interest has been so great ...

On 2 December 1995, the ESA/NASA Solar and Heliospheric Observatory (SOHO) blasted into space—on what was supposed to be a ...

Dolichospermum, a type of cyanobacteria thriving in Lake Erie’s warming waters, has been identified as the surprising culprit behind the lake’s dangerous saxitoxins—some of the most potent natural ...

Deep beneath your feet, far beyond where any drill can reach, something strange is hiding. Two continent-sized blobs of rock ...

Jupiter influenced Earth’s future long before Earth formed, slicing gaps in the early solar system to stop its raw materials from falling into the sun, a new study has revealed. The study was ...

The view of Earth from space is famously familiar—bright blue ocean, swirling gyres of white clouds, touches of terrestrial green. The luminosity of this image is the result of the sun’s rays shining ...

With each new spacecraft launched, the risk of orbital collisions grows. Hundreds of satellites may soon be flying in orbital regions that are already too packed to allow safe and long-term operations ...