Read these 75 interesting and cool facts about Earth to learn more about our planet.

Things are getting hotter and hotter here on Earth, and global warming has everyone panicking. But let us try a wild idea: what if we took every drop of Earth’s water and poured it on the Sun? Could ...

Experiment may help explain the ‘most intriguing causal paradox in biology’ about how early life forms came together about 4 ...

It's crazy to think people once believed the earth was flat. One step too far and you'd be sent tumbling into the depths of ...

How Earth's atmosphere transformed from oxygen-poor to oxygen-rich over a span of about two billion years has been revealed by an international team of researchers.

X-ray scans reveal rare chemical signatures in asteroid grains that hint at water, organics and the building blocks of life.

In honor of Earth Day, here are 25 facts about the history of our celebration of Mother Earth, as well as facts about the environment that may serve as a wake-up call for action.

Scientists say they’ve confirmed Earth’s inner core has been slowing down. Here’s what it could mean — and why the topic has been the subject of fierce debate.

The earth hums with a quiet, rhythmic beat somewhere between the heavens and the ground beneath our feet. It is an electromagnetic song, played in the vast space between Earth’s surface and the ...

Earth is the water planet, but perhaps it is equally appropriate to call Earth the water cloud planet. Although liquid water is a distinctive feature of planet Earth, water clouds are even more so.