Earth is our planet and we made it what it ... Check out the rest of the interesting facts.

Sound as we know it does not exist in space. That’s because, on Earth, sound mainly travels to our ears via vibrating air molecules. Because space is a vacuum, meaning there is no matter at all ...

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 ...

'The Eye of the Earth' refers to the Cetina river spring in Croatia, a natural karst spring considered a remarkable geological feature ...