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 ...

We came across a superb infographic released by Giraffe, who are childcare and early learning specialists, which states 50 awesome facts about Earth ... 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 ...

Interesting facts about Earth you might not know ©Getty Images Earth serves as our fragile and precious home. As far as scientists are aware, it's the only astronomical object known to harbor life.