Google Scholar provides a simple way to broadly search for scholarly literture across many disciplines. Some full text content is freely available or open access. If you have library access, search Google Scholar via the library's website in order to access subscribed full text.
Produced by the National Library of Medicine, PubMed comprises 25 million biomedical journal article citations.
Some full text content is freely available or open access. To view which articles are freely available, click on "Free Full Text" on the search results page. If you have an institutional affiliation, search PubMed via your library's website to automatically link to subscribed full text.
Video tutorial (2 minutes 26 seconds)
Search PubMed, save the search as an RSS feed, and whenever there are new search results you'll receive an update through your web browser Bookmarks or Favourites.
RSS (Really Simple Syndication or Rich Site Summary) feeds allow you to automatically receive new blog posts, journal tables of contents, or new PubMed search results, without clogging up your e-mail in-box.