Earth Day started in the 1970s. Here’s an Earth Day fact everyone should know: Earth Day was first observed on April 22, 1970 ...

Add Yahoo as a preferred source to see more of our stories on Google. There's so much to celebrate in the month of April. The fourth month of the calendar year ushers in warm weather, tulips and Earth ...

Size: Earth has a diameter of 7,926 miles (12,756 kilometers). Distance from the Sun: Earth is the third planet from the Sun, which is about 93 million miles (150 million km) away. Orbit around the ...

This year marks the 55th anniversary of Earth Day! Every year on April 22, people worldwide mobilize to address some of the most urgent threats facing our environment, from climate change to ...

If you look back through the billions of years of Earth’s history, you realize that the ground beneath you is anything but stable. Our planet has been a molten ball of fire, a frozen wasteland, and a ...

Explore mind-bending revelations in "25 Astonishing Facts About The Earth That Will Confuse You." Unveil secrets from explosive lakes to the magnetic field flip, and discover the wonders shaping our ...

The ground below us seems so steady and also unvarying; however, the Earth is a chaotic, bustling work of art. It may have diminishing oceans, and its moon may be drifting at a snail's pace, but all ...