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."

Dec 18, 2013
5 / 5 (1) 0

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

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

Engineers make world's smallest FM radio transmitter

A team of Columbia Engineering researchers, led by Mechanical Engineering Professor James Hone and Electrical Engineering Professor Kenneth Shepard, has taken advantage of graphene's special properties—its mechanical strength ...

Nov 18, 2013
4.5 / 5 (13) 0 | with audio podcast

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.

Nov 11, 2013
4.4 / 5 (12) 4

New techniques produce cleanest graphene yet

Columbia Engineering researchers have experimentally demonstrated for the first time that it is possible to electrically contact an atomically thin two-dimensional (2D) material only along its one-dimensional ...

Oct 31, 2013
4.9 / 5 (29) 2 | with audio podcast