From a telescope network that spans much of the globe to a psychology study that spans 67 countries, here are the biggest ...

Around 370 million years ago, Earth gradually descended into the longest lived and probably the most intense ice age ...

Continents and oceans have scientific definitions that underpin international law. The idea of dividing the world into ...

Global warming is moving faster than the best models can keep a handle on. Fifty years into the project of modeling Earth’s ...

Climate change has made great swaths of the planet drier and soils saltier, jeopardizing food production and water access for ...

Indeed it is. According to the UNCCD, the transformation over the three studied decades is leading to loss of GDP, forced migration, increased mortality due to dust storms, worsening of wildfires, ...

The world's oldest rocks are spread across the globe and paint a picture of Earth's turbulent early history. Here are some of the most notable and important formations scientists have discovered.