Columbia University

Engineering professor works to speed up internet

Keren Bergman gets as aggravated as anyone by how long it takes to email a video of her son's recital to her parents. Unlike most people, Bergman, a professor of electrical engineering and department chair ...

Feb 24, 2011
2.3 / 5 (6) 5

Southwest headed for permanent drought

(PhysOrg.com) -- The American Southwest has seen naturally induced dry spells throughout the past, but now human-induced global warming could push the region into a permanent drought in the coming decades, ...

Jan 31, 2011
3.6 / 5 (15) 9

A natural wonder rediscovered

(PhysOrg.com) -- Scientists using underwater sensors to explore Lake Rotomahana in New Zealand have uncovered remnants of the Pink Terraces,” once considered the eighth natural wonder of the world.

Feb 23, 2011
5 / 5 (7) 0

Fighting the global water scarcity issue

According to the World Water Management Institute, over one-third of the human population is affected by water scarcity. If nothing is done to prevent it, an estimated 1.8 billion people will be living in ...

Oct 30, 2014
5 / 5 (1) 0

Sewage still plagues Hudson River

People are swimming in the Hudson again, and while clumps of sewage rarely float by anymore, the water is not reliably clean, says a report released this week from the environmental group Riverkeeper. Four ...

Aug 12, 2011
5 / 5 (1) 1

What geology has to say about global warming

Last month I gave a public lecture entitled, "When Maine was California," to an audience in a small town in Maine. It drew parallels between California, today, and Maine, 400 million years ago, when similar ...

Jul 14, 2014
4.4 / 5 (33) 198