The definitive magazine
for everything related to the science fiction
, and horror
Locus features news, reviews, and publishing schedules. Their website has a listing of thousands of authors and a very good index of their published works - both books and short stories. It can be found at www.locusmag.com
There is plenty of information on past awards winners (Stoker, Clarke, Philip K. Dick, Nebula, and Hugo) and current nominees.
There is also a large amount of information on author's events - book signings, appearances, readings, etc.
A must read for the serious SF&F or Horror fan.