Circle a country or region by sea and you will experience its changing character in a way no other trip can rival ...

A 5.0 magnitude earthquake was detected in western Texas Friday night, according to the United States Geological Survey.

Arctic sea-ice is currently at its smallest recorded extent for the time of year, while Antarctic sea-ice is close to a new ...

Charlie Jacobsma slapped the surface of a pool enclosure at Chicago’s Shedd Aquarium and scanned the water for movement.