New laboratory studies could shed light on a rock containing potential signs of alien life that’s stranded on Mars ...

One key component might be RNA, a molecular cousin of DNA found in every form of life on Earth, and now scientists say they have shown how it could have formed on our planet eons ago. But not everyone ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

We are in Germany and it's winter, so we can confidently assume that it is cold, with possible snow covering the fields and ...

The tiny pantheon known as the Asgard archaea bear traits that hint at how plants, animals and fungi emerged on Earth.

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

Scientists studying samples from the Bennu asteroid located not too far from Earth continue to find clues as to how life ...

Fresh evidence suggests early Earth wasn’t locked under a rigid stagnant lid but was already experiencing intense subduction.

WEST LAFAYETTE, Ind. — Rocks that stood out as light-colored dots on the reddish-orange surface of Mars now are the latest evidence that areas of the small planet may have once supported wet oases ...

An artist's impression of the collision between the early Earth and Theia, which may have formed the moon MPS / Mark A. Garlick Around 4.5 billion years ago, a planet called Theia is thought to have ...

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