Duke University

Tigers may still come roaring back

Although tigers have been threatened with near extinction for decades and some extinction narratives in the 1990s predicted they'd disappear by 2000, they might actually be making a comeback.

Nov 04, 2013
4.8 / 5 (5) 0

Lessons offered by emerging carbon trading markets

Although markets for trading carbon emission credits to reduce greenhouse gas emissions have stalled in United States federal policy-making, carbon markets are emerging at the state level within the U.S. and around the world, ...

Mar 21, 2014
3 / 5 (8) 1

Declining sea ice strands baby harp seals

Young harp seals off the eastern coast of Canada are at much higher risk of getting stranded than adult seals because of shrinking sea ice cover caused by recent warming in the North Atlantic, according to ...

Jul 22, 2013
3.3 / 5 (7) 3 | with audio podcast

Ferns borrowed genes to flourish in low light

During the age of the dinosaurs, the arrival of flowering plants as competitors could have spelled doom for the ancient fern lineage. Instead, ferns diversified and flourished under the new canopy—using ...

Apr 14, 2014
4.6 / 5 (5) 0

Duke to offer free courses on internet

Duke University will begin offering courses free on the Internet, school officials said Tuesday. Doing so will extend Duke's expertise to a broader global audience while using technology to enhance the classroom ...

Jul 18, 2012
4.2 / 5 (5) 0