Planet Earth Got Its Name From The Earth Beneath Us
Happy Earth Day. Our planet is the only one in our solar system not named for a Greek or Roman god. At the risk of sounding flip, the name Earth comes from… earth.
Earth Might Have Been Purple Back In The Day
Our planet is sometimes called the big blue marble, but there's a hypothesis that suggests if you look way back in time, Earth may have once been bright purple.
The Earth’s Rotation Is Slowing, Thanks To The Moon
We’re hearing a lot about how a research project has shown that Earth days used to be about a half-hour shorter than they are now. Why is our planet rotating more slowly now? It's mostly because of the moon.