Summer sale: Save 58%

Elisa Bonnin

This Nov. 3, 2012 aerial photo provided by the National Park Service, taken off Bellport, N.Y., the week after Superstorm Sandy, shows an opening, center, that was created by the storm in the eastern strip of Fire Island that separates the Atlantic Ocean, upper right, from the Great South Bay. (USGS Cheryl Hapke/National Park Service via AP) (AP)

Ancient plankton have climate data hidden in their shells

Elisa Bonnin
A fisherman drives a boat near Ilulissat, Greenland. (AP Photo/Evan Vucci, Pool, File)

Ancient Romans never reached Greenland, but the emissions from their silver mining did

Elisa Bonnin
(AP/NASA)

How atmospheric dust might help cool the planet

Elisa Bonnin