Here is a list I compiled of good science news sources. In my opinion they summarize news from several primary sources and in some cases make it readable for the general public. Medical and neuroscience news are particularly interesting to me so I provide them in a separated list.

Medical News

http://medicalxpress.com/
http://www.sciencedaily.com/news/health_medicine/
http://discovermagazine.com/topics/health-medicine
http://esciencenews.com/topics/health.medicine

General Science News

http://phys.org/
http://www.sciencenews.org/
http://www.nature.com/news/
http://www.wired.com/category/science/
http://www.the-scientist.com/ (Specially "The Nutshell" section)
http://news.sciencemag.org/news/
http://www.livescience.com/
http://www.alphagalileo.org/
http://www.science-news.eu/ (Note this is a tracks other news websites)