The 2010 Tiptree award has been selected:

The James Tiptree, Jr. Literary Award Council is pleased to announce that the 2010 Tiptree Award is being given to Baba Yaga Laid an Egg, by Dubravka Ugresic (Canongate, 2010).

Additional honored books include:

The Bone Palace by Amanda Downum (Orbit 2010)
The Hundred Thousand Kingdomsby N.K. Jemisin (Orbit 2010)
The Secret Feminist Cabal by Helen Merrick (Aqueduct Press 2009)
Who Fears Death by Nnedi Okorafor (DAW 2010) (my review)
Living with Ghosts by Kari Sperring (DAW 2009)
The Colony by Jillian Weise (Soft Skull Press 2010)

The nominations (shortlist) for the 2011 Arthur C Clarke awards have been announced:

• Zoo City by Lauren Beukes (Angry Robot)
• The Dervish House by Ian McDonald (Gollancz)
• Monsters of Men by Patrick Ness (Walker Books)
• Generosity by Richard Powers (Atlantic Books)
• Declare by Tim Powers (Corvus)
• Lightborn by Tricia Sullivan (Orbit)

The annual award was originally established by a generous grant from Sir Arthur C. Clarke with the aim of promoting science fiction in Britain, and is currently administered by the Serendip Foundation a voluntary organisation created to oversee the ongoing running and development of the Award. It is presented for the best science fiction novel of the year, and selected from a list of novels whose UK first edition was published in the previous calendar year. A prize of £2011 will be awarded to the winner along with a commemorative engraved bookend.