Columbia University

Mining the history of science

History professor Pamela Smith started college thinking she would be a chemist. Then she took a course on the history and philosophy of science and "was just bowled over."

dateDec 18, 2013 in Other
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When the Sahara turned to sand

The Sahara wasn't always a desert. Trees and grasslands dominated the landscape from roughly 10,000 years ago to 5,000 years ago. Then, abruptly, the climate changed, and north Africa began to dry out.

dateNov 11, 2013 in Earth Sciences
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Crow or raven? New birdsnap app can help

Researchers at Columbia Engineering, led by Computer Science Professor Peter Belhumeur, have taken bird-watching to a new level. Using computer vision and machine learning techniques, they have developed ...

dateMay 28, 2014 in Computer Sciences
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