Scientists have long questioned whether an early Earth could have contained the appropriate hydrogen and oxygen on its own to ...

Much of what scientists know about the early solar system comes from meteorites—ancient rocks that travel through space and ...

A new study has upended a long-held theory that asteroids brought water to Earth – as it turns out it may have always been here ...

Water did not come to Earth from asteroids − it was already here, a new study by the University of Oxford suggests. Many scientists believe life began on Earth following bombardment by asteroids or ...

Researchers have helped overturn the popular theory that water on Earth originated from asteroids bombarding its surface; Scientists have analyzed a meteorite analogous to the early Earth to ...

All that said, the findings can’t confirm the terrestrial life theory beyond a doubt. There’s still a chance hydrogen-heavy ...

Only the hardy carbon-rich asteroids make it to Earth, after surviving the Sun’s heat and the fiery burnup that occurs when ...

A new study shows how the Sun and Earth's atmosphere destroy life-bearing meteoroids before they reach the planet.

A distant comet known as 67P/Churyumov-Gerasimenko has brought this mystery back ... experts compared these ratios in comets and asteroids to the water found in Earth’s oceans.

A team of researchers at the University of Oxford have uncovered crucial evidence for the origin of water on Earth. Using a ...