Shipwreck Mystery on Lake Superior

Shipwreck Mystery on Lake Superior

The Edmund Fitzgerald went down in 1975 with barely a trace, and no warning call whatsoever. New evidence blames the weather. More »

Polar Science

Polar Science

What’s new in polar science? What do seals do under the ice? How did humans cross the Bering Strait to reach North America? More »

Climatologist’s Toolbox

Climatologist’s Toolbox

How climatologists know about past and present climates. What role do pollen, ice cores, computer models, and archeology play? More »