Profile: Anthony Coates
Sea of fossils
August 09, 2013
A Smithsonian emeritus scientist takes a field trip to some of Panama’s most important known marine fossil deposits for a quick lesson the age of the Ithsmus of Panama.
A Smithsonian emeritus scientist takes a field trip to some of Panama’s most important known marine fossil deposits for a quick lesson the age of the Ithsmus of Panama.
Panama’s infamous canal grass rises from the ashes of fire much faster than trees, complicating reforestation efforts.
How will tropical forests respond to a warmer climate with higher atmospheric carbon dioxide concentrations? By growing plants in geodesic domes, Smithsonian scientist Klaus Winter is seeking answers.
What do warmer nights mean for the release of carbon dioxide by tropical forests?
20-million-year-old fossil seeds shed light on origins of plant biodiversity in Panama.
Fossil reefs from around the Caribbean show how biologically rich these ecosystems once were — and provide goalposts for conservationists hoping to restore them.
About 66 million years ago, a radical change on the Earth filled tropical forests with flowers. A new catalog of fossil pollen grains may hold an explanation.
Smithsonian scientists who documented massive mortality of corals and reef organisms meticulously studied one of the apparent causes: oxygen deficiency. A Smithsonian paleobiologist asks if the recent fossil record shows signs of similar hypoxia events.