Global

As a recent medical school graduate of Cairo University, Wafaa El-Sadr arrived in the U.S.

Speaking. Seeing. Hearing. Thinking. Remembering. Understanding this sentence and making a decision about whether or not to read on.

Butterfly breeding

Columbia history professor William R. Leach’s interests cross over many fields—and meadows too. As a lifelong butterfly collector, Leach has traversed open fields, streambeds and orchards

Jagdish Bhagwati has been thinking about how to reduce poverty for more than 50 years, since he returned to his native India with degrees in economics from Cambridge and MIT to work for the India Planning Commis

Most archives are designed to accumulate material. One collection at Columbia is working to give some of its holdings away.

When scientists talk about climate change, they usually mean significant changes in the measures of climate over several decades or longer. Climate variability generally refers to seasonal changes over a year or so.

Michael Levi of the Council on Foreign Relations, Gavin Schmidt of Goddard Institute for Space Studies and Mike Hulme of University of East Anglia at the Hertog Global Strategy Initiative.

As the average local temperature continues to rise, climate change is a major topic on campus this summer. It is the focus of the Hertog Global Strategy Initiative, an annual interdisciplinary program that uses historical analysis to examine problems in world politics.

Columbia University President Lee C. Bollinger has appointed Merit E. Janow as the next dean of the University's School of International and Public Affairs.

Researchers from IRI visited Ethiopia in May 2012, working with staff from a local relief society to talk with farmers.

When scientists talk about climate change, they usually mean significant changes in the measures of climate over several decades or longer. Climate variability generally refers to seasonal changes over a year or so.

The role of technology in the Arab Spring and the Boston bombings, repression in North Korea, and privacy in the Internet age were just some of the topics Eric Schmidt, executive chairman and former CEO of Google, and Jared Cohen, director of Google’s in-house think tank, Google Ideas, dis

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