Columbia University

Dissolving the future of coral reefs

Swimming through the liquid turquoise waters off the island of Viti Levu, Fiji, I am surrounded by iridescent fish of all colors, schooling around healthy branching corals. With a slight movement of my fins ...

Apr 10, 2014
5 / 5 (2) 0

Volcanoes have shifted Asian rainfall

Scientists have long known that large volcanic explosions can affect the weather by spewing particles that block solar energy and cool the air. Some suspect that extended "volcanic winters" from gigantic blowups ...

Nov 03, 2010
4.9 / 5 (8) 16 | with audio podcast

When the world ended in ice

(Phys.org) -- A mile or so of glacial ice covering much of North America and plowing down from the north once terminated in the New York metropolitan area, at a front stretching roughly from exit ...

Jul 03, 2012
5 / 5 (3) 4

New virus may pose risk to wild salmon

Farmed fish are an increasingly important food source, with a global harvest now at 110 million tons and growing at more than 8 percent a year. But epidemics of infectious disease threaten this vital industry, including one ...

Jul 09, 2010
5 / 5 (5) 10 | with audio podcast

Professor probes mental disorders in the ancient world

The examination of mental disorders would seem to be the almost exclusive domain of psychiatrists and psychologists, not humanities scholars. Yet William V. Harris, the William R. Shepherd Professor of History, ...

Dec 18, 2013
4.7 / 5 (3) 0