Harvard scientist Avi Loeb has claimed that interstellar objects like 3I/ATLAS have been sent by advanced civilizations to ...

Several sugars have been found on a sample of the asteroid Bennu, which may provide scientists with clues about our early ...

Earth is the only known planet to host life, a fact that has long intrigued scientists. While Venus and Mars present extreme ...

Researchers have pinpointed a super-Earth in the habitable zone of a nearby M-dwarf star only 18 light-years away.

Two enormous structures that sit at the border between the Earth's mantle and its core have puzzled scientists for decades.

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer ...

In the tantalizing quest to find extraterrestrial life beyond our own solar system, or at least beyond Earth, we often forget the myriad ways in which life has evolved within our own planet’s deep ...

University of Alberta geochemists have discovered a missing piece to one of the great mysteries of science—the origin of life ...

There’s a new place to look for life in the universe. Astronomers announced Wednesday the discovery of an Earth-size planet around a small red star in our corner of the galaxy. The planet could hold ...

Human beings have been at the center of ecological change on Earth for thousands of years. But as history shows, no species ...

Abiotic chemistry in Earth’s atmosphere could have generated biologically important organosulfur molecules as life was ...

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