Mars wasn't always the dusty red desert we know today. Billions of years ago, waves may have crashed against sandy beaches ...

New research reveals that Mars once hosted vast oceans, with scientists discovering buried shorelines beneath its surface, ...

New research reveals that Mars once hosted vast oceans, with scientists discovering buried shorelines beneath its surface, ...

Would dropping every nuke or climate change make our home a barren, sterile world? Probably not, but we're trying ...

Scientists found fossil-like traces in gypsum, suggesting ancient microbial life may have existed on Mars billions of years ...

Glaciers are melting rapidly, reducing ice and freshwater supplies, increasing sea levels, and threatening global water ...

After abundant rain and moderate snowfall this year in the northern half of the state, California’s largest reservoirs are ...

Tucson becomes a global stage for Earth’s most breathtaking treasures at the Tucson Gem and Mineral Show. But beyond the ...

Outside of a handful of valleys in Antarctica, the Atacama is the driest place on Earth. The inhospitable landscape of sand, ...

Humans have littered Earth with a mind-boggling array of objects that will last millions of years. From plastic bags to ...

Scientists have discovered natural death pools in the Red Sea, in the region now believed to be the location where Moses ...

So it was with glimmers of hope that Southern California’s Spent Fuel Solutions coalition heard Monday about the monumental ...