In a stunning discovery, scientists have uncovered 8,000-year-old animal carvings inside the Vredefort Crater.

Shasta Valley's strange hills reveal a secret — the debris of a massive ancient mountain collapse in Northern California.

"As scientists, we recognize the special nature of the impact crater, but it was also recognized by ancient inhabitants of ...

From lava flows to impact craters and fossil beds, this is a country where rock formations tell stories more powerful than ...

The Albuquerque BioPark's $14 million renovation of Heritage Farm opened to the public on Tuesday, Earth Day, appropriately, in that the farm is more focused on sustainability, conservation ...

Joel Finnis, climatologist and professor at Memorial University, is reflecting on the "shifting" climate this Earth Day. (Darryl Murphy/CBC) This is the time of year when a Memorial University ...

WASHINGTON — Millions of people around the world on Tuesday are celebrating Earth Day, an annual event founded by people who hoped to stir activism to clean up and preserve a planet that is now ...

ATLANTA - Looking to celebrate Earth Day and support sustainability around metro Atlanta? From hands-on family activities and eco-friendly markets to volunteer projects and art installations ...

NASA astronaut Nichole Ayers has shared a mesmerizing view of an aurora on Earth Day. Ayers, who arrived at the International Space Station (ISS) on her first orbital mission last month ...

Dr. Nikku Madhusudhan's team has detected dimethyl sulfide (DMS) on exoplanet K2-18b, a potential biosignature produced by living organisms like marine algae on Earth. This discovery, made using ...

America's oldest serving astronaut Don Pettit has returned to Earth on his 70th birthday. The Soyuz MS-26 space capsule carrying Pettit and his Russian crewmates Alexey Ovchinin and Ivan Vagner ...