A Nigerian doctor with a passion for art broke a Guinness World Record with a 10,814.5-square-foot drawing celebrating the ...

What do biomes, sunsets, eagles, and pedestrian signs have in common? They have all been tracked and laid out in the most ...

With eight billion people, we use a lot of the Earth's resources in ways that are likely unsustainable. Klaus Hubacek, ...

This study presents the first physical evidence that Snowball Earth reached the heart of continents at the equator.' ...