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

From a digital vantage point in orbit, scientists have mapped every building on Earth—2.75 billion structures, all in 3D.

Researchers using NASA's James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

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

Scientists are uncovering signs that Earth has been hit by powerful cosmic blasts that leave little trace on the surface yet ...

Lawmakers defended NASA research efforts Wednesday at a hearing on President Donald Trump's choice to lead the space agency.

Some 4.6 billion years ago, Earth was nothing like the gentle blue planet we know today. Frequent and violent celestial impacts churned its surface and interior into a seething ocean of magma—an ...

It’s been hypothesized for decades that life on Earth may not have been as “homegrown” as one might think and now, we’re ...

The Earth's tail is known as the "magnetotail". Though it is generally a permanent feature, it is at the whims of the solar ...

Scientists have discovered that complex life began evolving much earlier than traditional models suggested. Using an expanded ...

New images taken by the Hubble Space Telescope and a Jupiter-bound mission showcase interstellar comet 3I/ATLAS ahead of its ...

Kim officially became an astronaut in 2017. Expedition 72 and Expedition 73 marked Kim’s first visit to the ISS, where he ...