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 ...

After a few years of speeding up, our planet now appears ... a fraction of what they do right now. In about 200 million years, the length of a day on Earth should reach 25 hours.

National Geographic questions what lies ahead for the planet—will it be saved or lost? So far, it’s impossible to predict. Greta wasn't the first to demand climate action. Meet more young ...

Mother Earth is clearly urging a call to action. Nature is suffering. Oceans filling with plastic and turning more acidic. Extreme heat, wildfires and floods, have affected millions of people.

Themes: celebrating Earth ... It is now a day marked by over a billion people in countries around the world. We’ve all become aware of the need to protect our beautiful but fragile planet ...

If you were to imagine all of ... today. Right when it formed, it was still molten from the collisions that created it. The ...

Narrator: 4 and a half billion years ago, clouds of cosmic dust and gas which were orbiting the Sun collided into one another, creating the Earth, our planet, the home of mankind. It spins at 1000 ...