When the Atlantic Was a Buried, Freshwater sea
The Arctic Ocean was once a pool of fresh water capped with an ice shelf half as thick as the Grand Canyon is deep. If that’s hard to envision, don’t … Read more
The Arctic Ocean was once a pool of fresh water capped with an ice shelf half as thick as the Grand Canyon is deep. If that’s hard to envision, don’t … Read more
NASA’s epic Cassini mission at Saturn is still generating valuable scientific data more than three years after its demise. Data from one of the spacecraft’s last flybys of Titan, a … Read more