Earth is a planet with an abundance of natural beauty. The luscious green forests, the breathtaking waterfalls, the rugged-yet-serene mountains—there's so much to admire and explore on our planet.

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known universe confirmed to host life. With a radius of 3,959 miles, Earth is the ...

but since our planet was formed around 4.6 billion years ago, the length of a day has been gradually growing. A day is the time period of a full rotation of the Earth with respect to the Sun.

Teaching our kids about the planet, its resources, and how to appreciate and protect them is one of the most important t ...

If you can name it, you're a true Earth Day fan. Otherwise, read on to find out what it is along with other fun facts about the planet and this annual celebration of Mother Earth. There's more ...

Billions of years ago, the fourth planet from the sun could have been mistaken for Earth’s smaller twin, with liquid water on its surface—and maybe even life. Now, the world is a cold ...

Its orbit is about 1.5 times the size of Earth's. Sunlight takes about 13 minutes to get to Mars, while it takes around 8 minutes to reach our planet. Past missions from Earth to the Red Planet ...

Pssst: it's Earth Hour ... commitment to the planet. Fun fact: more than 385,000 people across 175 countries will be taking part. And in the meantime - keep reading for ten facts you didn't ...