Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought — and may be a big reason that our planet harbors life.

A series of rocks hiding around Colorado's Rocky Mountains may hold clues to a frigid period in Earth's past when glaciers several miles thick covered the entire planet.

Hale-Bopp originated in the Oort Cloud, a theoretical shell of icy planetesimals surrounding the sun in the outer reaches of ...

The first U.S. newspaper printed on paper made from trees was an edition of the Boston Weekly Journal published in January ...

Jonny Kim—a former Navy SEAL and ER doctor—is now a NASA astronaut who will soon launch to the International Space Station as ...

A father-daughter duo has decoded an alien-like signal beamed from a spacecraft in 2023. Now, citizen scientists are trying ...

Research indicates that the James Webb Space Telescope could help confirm the presence of life-supporting atmospheres on exoplanets in the "Goldilocks zone," enhancing the likelihood of discovering ...

Synthetic cells could mimic the first sparks that led to our existence. Several Dutch institutions are working together to ...

How Life Began on Earth: Modeling Earth's Ancient Atmosphere Oct. 31, 2024 — This model reveals how vastly different the atmosphere was on ancient Earth, and how life may have first ...

These “miniature trails of destruction,” as the researchers call them, are caused by high-energy particles bouncing off the ...

A study in Nature finds plants have been absorbing 31 percent more carbon dioxide from the atmosphere than previously assumed ...