Duke University

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

Harp seals on thin ice after 32 years of warming

Warming in the North Atlantic over the last 32 years has significantly reduced winter sea ice cover in harp seal breeding grounds, resulting in sharply higher death rates among seal pups in recent years, according to a new ...

Jan 04, 2012 5 / 5 (4) 0