Billions of years ago, water flowed on the surface of Mars. But scientists have an incomplete picture of how the red planet's ...

Astronomers have filled a large gap in knowledge about Mars' water cycle. Their research on water percolating from surface to ...

Billions of years ago, water flowed on the surface of Mars. But scientists have an incomplete picture of how the Red Planet's water cycle worked.That ...

How much water did Mars have in its ancient past and when did it disappear? This is what a recent study published in ...

A groundbreaking studypublished in Nature reveals compelling evidence of a vast ocean trapped deep within the Earth’s mantle, ...

The planet Mars has many similar features to Earth, but one unique feature stands out given the abundance of craters across ...

I should begin this examination by testifying that I believe Mother Nature and God are different words for the same thing.

Noctilucent clouds, Earth's highest clouds, shine blue in the twilight sky from late May to August in the northern hemisphere ...

Beneath your feet, 400 miles down, lies an ocean’s worth of water—not in liquid form, but locked inside the crystal lattice of a rare blue mineral called ringwoodite. It’s a hidden reservoir ...

Researchers look to extremes in the past to study how the system reacts to imbalances. They detail an overlooked mechanism for how the ocean can help stabilize massive releases of carbon into the ...