Scientists have mapped thousands of young tectonic ridges across the Moon, showing it is still slowly shrinking. These ridges may mark previously unknown sources of moonquakes.
Researchers working in a Canadian mine have sampled water that has been sealed inside Precambrian rock fractures for up to ...
Explore the ancient city of Cahokia, where over 20,000 people once thrived. Walk its mounds, uncover history, and experience a UNESCO World Heritage site in Illinois!
Why do some places wait 1,000 years to see a total solar eclipse while others get two in a decade? The surprising orbital ...
Learn why total solar eclipses occur irregularly at different locations on Earth, with intervals spanning centuries, based on NASA and Space.com data.