A 2020 astronaut photo shows the oasis town of Jubbah lurking within a paleolake in the wind shadow of Saudi Arabia's "two ...

New research suggests that the explosive death throes of massive stars, known as supernovas, may have had dramatic effects on our planet's climate over its distant history. Investigating historic ...

Millions of years before blue oceans and wandering continents, the Earth in its early days was a molten, tumultuous planet — a roiling mixture of rock and metal condensing within the nascent solar ...

Scientists say they have found geochemical traces of Earth’s ancient self hidden far below our feet, suggesting that parts of the planet that existed before the Moon-forming collision 4.5 billion ...

Hidden mega-structures deep inside Earth may have been quietly steering our planet’s magnetic field—and rewriting what we ...

We show how this "cosmic clock" uncovers the evolution of rivers, coasts and habitats.