Discover the hidden wonders of Earth's mysteries in '25 Hidden Secrets of Earth,' as we unveil fascinating geological formations, hidden ecosystems, and astonishing wildlife adaptations WATCH OUR ...

Earth Day is April 22, but celebrating will start much earlier in Dallas. For instance, tomorrow is It’s My Park Day, a citywide effort to clean up 15 parks, including Anderson Boomer Park, Harry S.

Oceania is a continent unlike any other. Most of it isn’t land at all, but the vast Pacific Ocean, scattered with thousands ...

Much about our universe is incredible, but here are 9 mind-blowing space facts you might not know about the cosmos. Image via Igor Cibulsky/ Pexels. EarthSky isn’t powered by billionaires. We’re ...

You’ve lived on Earth your entire life, yet chances are our home planet still holds secrets that would make your jaw drop. Earth isn’t just a rock hurtling through space — it’s a dynamic, living, ...

Twelve of thirteen colonies adopted the resolution on July 4. The Fourth became a federal holiday in 1870. Three U.S. presidents died on July 4. The nation's 30th president was born on July 4, 1872.

A television adaptation of “The Last Kids on Earth” book series is in the works at Disney, which has ordered a pilot. That means an episode of the series will be produced before Disney decides whether ...

Independence Day is more than a national holiday. It represents the moment when America officially declared its intention to become a free and self-governing nation. Every year on the Fourth of July, ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Mercury in enhanced color from NASA's MESSENGER spacecraft. Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington. Public domain. Mercury is the fastest ...

World Earth Day, celebrated every year on April 22, is a global reminder that our planet needs attention, care, and action. The date was first marked in 1970, when growing concerns about pollution, ...