Columbia University

Sociologist examines a new American elite

Shamus Rahman Khan, an assistant sociology professor, is interested in elites. As a graduate of St. Paul’s School, one of the most prestigious boarding schools in the nation, he thought that by going ...

Mar 22, 2011
5 / 5 (5) 7

Tackling an Ice Age mystery

In the northern hemisphere, ice sheets ebb and flow in 100,000-year cycles, driven by varying amounts of sunlight falling on Earth's surface as its orbit and orientation toward the sun changes. But astronomical variations ...

Sep 05, 2013
4.8 / 5 (5) 0

The dinosaurs' demise up close

Tourists flock to Italy to see Michelangelo's David and other iconic hunks of Renaissance stone, but in a trip over spring break, a group of Columbia students got to visit rocks that have shaped the world ...

Feb 07, 2014
4.8 / 5 (5) 0

An overview of President Obama's climate proposal

The evidence of climate change is all around us – in the melting icecaps, rising global temperature, and the warming oceans. The International Energy Agency cautions that we need to reduce our consumption ...

Jun 26, 2014
3.3 / 5 (7) 0

New technique measures evaporation globally

Researchers at Columbia Engineering and Boston University have developed the first method to map evaporation globally using weather stations, which will help scientists evaluate water resource management, assess recent trends ...

Apr 11, 2013
3.7 / 5 (6) 1 | with audio podcast