Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding could upend what’s known of their evolution.

Worms radically reorganized their genomes during their move from sea to land, supporting the theory of punctuated equilibrium in evolution.

The molten rock was hot enough to melt the surrounding rocks and release massive amounts of carbon dioxide into Earth's ...

In a groundbreaking discovery, astronomers have identified TOI-1846 b, a super-Earth exoplanet located 154 light-years away.

The search for Earth’s twin might focus on rocky planets with similar bulk properties — mass, radius and habitable zone location — as well as a comparable collision history.” The team emphasized how ...

Wild tomatoes in the Galápagos may be reversing evolution—reawakening ancient traits, surprising scientists at UC Riverside.

The venture, privately funded to start, is now run by the University of Arizona. And today, scientists there are quietly ...

One hundred years after the trial, and as we have documented in our scholarly work, the culture war over evolution and ...

The asteroid, also known as 469219 Kamo'oalewa, orbits the sun, so it remains a constant companion of Earth. It is too ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding could upend what’s known of their evolution.