Usually, the individuals of a population of marine species that have the potential to disperse over long distances all share a similar genetic composition. Yet every now and then, at small, localized ...

The ring-shaped coral islands known as atolls, like this one in the Maldives Islands in the Indian Ocean, may trace their formation to sea levels repeatedly rising and falling over hundreds of ...

In the dead of winter, Chicago feels a long way from luaus and leis, but a pair of U of C physicists have spent the season studying the forces that may have created the Hawaiian Islands millions of ...

Coastal regions and small ocean islands face significant risks from rising sea levels due to climate change, because waters can flood and inundate low-lying land surfaces. Coastal regions and small ...

A dramatic new island has formed in Alaska’s southeastern region, marking a significant environmental change caused by the retreat of glaciers.NASA’s latest satellite images captured the unprecedented ...