Columbia University

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

Do urban 'heat islands' hint at trees of future?

City streets can be mean, but somewhere near Brooklyn, a tree grows far better than its country cousins, due to chronically elevated city heat levels, says a new study. The study, just published in the journal ...

Apr 24, 2012
5 / 5 (1) 1

Fixing climate: Beyond carbon dioxide

Climate scientists at a meeting of the American Association for the Advancement of Science this week were elated to hear that the United States and five other countries had agreed to work toward cutting ...

Feb 24, 2012
4.1 / 5 (8) 0

A sea change, deep under Antarctic waters

The frigid seabottom off Antarctica holds a surprising riot of life: colorful carpets of sponges, starfish, sea cucumbers and many other soft, bottom-dwelling animals,shown on images from robotic ...

Sep 21, 2011
5 / 5 (2) 0

Climate change and the future of Mono Lake

Guleed Ali pauses to study his notebook, standing on a steep slope covered in gray volcanic ash and desert brush, high above the present-day shore of Mono Lake in eastern California. He looks across the slope ...

Dec 13, 2013
3 / 5 (2) 1