Natural History Museum Publishing
Produces a wide range of natural history books and bulletins. Full catalog with online shopping.

NewsRx
Publishes weekly reports, news articles, summaries of peer-reviewed research and conference reports.

Papers in Biomedical Sciences
Full text of original papers from the 19th century onwards that Donald Forsdyke deems critical to the understanding of some major problems in the biomedical sciences.

Topix.net: Astronomy
News about astronomy, collected from various sources on the web.