My parent company, Prometheus Books, leading publisher of books on popular science, critical thinking and philosophy, actually publishes quite a few books of SFnal interest, including books by several SF writers. Over on their site, they've put together a special offer to take advantage of some synergistical opportunities, offering any combination of one Prometheus title and one Pyr title for a 35% discount. Although the discount applies to any combination you care to pair, the have a list of suggested titles of related interest:
It's Been a Good Life, Isaac Asimov, edited by Janet Jeppson Asimov with Macrolife: A Mobile Utopia, George Zebrowski
Nanofuture, J. Storrs Hall with The Resurrected Man, Sean Williams
The Da Vinci Fraud, Robert M. Price with The Crown Rose, Fiona Avery
Just a Theory, Moti Ben-Ari with Galileo's Children, edited by Gardner Dozois
Glowing Genes, Mark Zimmer PhD with Genetopia, Keith Brooke
Corporate Crooks: How Rogue Americans Ripped Off Americans..., Greg Farrell and Infoquake, David Louis Edelman
The Cult of Alien Gods: HP Lovecraft and Extraterrestrial Pop Culture, Jason Colavito and Tides, Scott Mackay
But as I say, those are only suggestions. For information on the books above, go to the Special Offers page.
Update: Overseas Orders can be placed by calling 1-716-691-0133.