A long-standing idea in planetary science is that water-rich meteorites arriving late in Earth's history could have delivered a major share of Earth's water. A new study by Universities Space Research ...

A close-up view of a portion of a "relatively fresh" crater, looking southeast, as photographed during the third Apollo 15 lunar surface ...

Scientists estimate a 4.3 percent chance that asteroid 2024 YR4 could strike the Moon, creating a massive crater and ...

Networks created to measure quakes deep underground could also track old, potentially dangerous satellites burning up in the ...

Our planet is unique for its ability to sustain abundant life. From studies of the rock record, scientists believe life had already emerged on Earth at least 3.5 billion years ago and probably much ...

Trump's calls for a takeover of Greenland puts open scientific collaboration that is helping our understanding of the threat ...

Networks created to measure quakes deep underground could also track old, potentially dangerous satellites burning up in the ...

This year promises to be a spectacular one for skywatchers, offering an exceptional mix of planetary alignments, eclipses, ...

A US controlled Greenland would carry serious scientific consequences.

Earthquakes can be damaging enough, but sometimes what follows can be worse. Dan Smith takes us through one of Earth's most ...

After a year featuring a brilliant green comet, a rare eclipse at sunrise, perfect views of the planets, a traveler from deep ...

Green by choice! Follow these 26 easy, effective tips to reduce your footprint and become a more conscious, responsible ...