Although the Earth’s been decidedly blue for 600 million years, rising populations of phytoplankton caused by rising temperatures are once again causing the world’s oceans to turn green.

Fossils and genetics are starting to point to life emerging surprisingly soon after Earth formed, when the planet was ...

What was Earth like billions of years ago? How did life emerge? And how did humanity come to dominate the planet? This video ...

Charles Ver Straeten, curator of sedimentary rocks at the New York State Museum, made an unexpected discovery while surveying ...

Tropical riparian ecosystems—those found along rivers and wetlands—recovered much faster than expected following the ...