The time for the Moon to revolve around the Earth is about 27.3 days, while the Earth rotates once around its axis in 24 ...

Earth serves as our fragile and precious home. As far as scientists are aware, it's the only astronomical object known to harbor life. The Earth is at least 4.54 billion years old, and in that time ...

Earth is full of surprising secrets that sometimes seem like they belong in science fiction stories. From strange natural events to hidden places deep underground or in the oceans, many facts ...

Ah, 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 ...

To mark Earth Day, NBC’s Brian Cheung joins TODAY to break down numbers and facts about the blue planet, including how it got its name and how many miles food may travel to get to your plate. He ...

To mark Earth Day, NBC’s Brian Cheung joins TODAY to break down numbers and facts about the blue planet, including how it got its name and how many miles food may travel to get to your plate. He ...

Earth's circumference is 24,901 miles (40,075 km), making it the largest rocky planet in the solar system. Our planet orbits 93 million miles (150,000 km) away from the sun.

Costa Rica isn’t just another place on the map. Sure, it may be famous for its lush rainforests and pristine beaches, but what really makes it stand out are the unique things that set it apart from ...

What on Earth! Magazine is the perfect Xmas gift for 7-14 year olds. It’s a fun, fascinating and factual magazine that will help your child develop a lifelong love of reading & discovery.