A h, Earth.We may not think about our planet on a day-to-day basis, but the world we live in is a pretty interesting place. The third rock from the Sun—and to this day, the only one with known ...

Today, April 22, is Earth Day, a time to appreciate our planet and the two-way relationship we have with it. It’s easy to take Earth for granted, since we see it every day. It becomes—it is ...

But a new book “Impact: How Rocks from Space Led to Life, Culture, and Donkey Kong” provides a lively and comprehensive history of how earth impactors and meteorites themselves have shaped ...

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.

Here are some fun facts about Earth as we celebrate this planet we live on for Earth Day.The Earth’s diameter at the equator is 7,926 miles. Our atmosphere is made up of 78% nitrogen, ...

1. The Earth is not a perfect sphere. It's actually an oblate spheroid, thanks to a a slight equatorial bulge (the difference between the equatorial and polar diameters). 2. Gravity changes across ...

In honor of Earth Day, the Giraffe Blog has put together 50 awesome facts about space, the atmosphere, the sea, and what's under the earth. It's an easy reminder that our Blue Marble is an ...

Here are five interesting facts you may not have known about water: We could be gulping down the same water that dinosaurs drank. It's been millions of years between the existence of modern-day ...