says ScienceDaily Health Headlines -- for Friday, April 23, 2010 ping.fm/5HFfa

says NASA, NSBRI Select Proposals To Support Health On Space Missions ping.fm/UEpun

says ScienceDaily Technology Headlines -- for Friday, April 23, 2010 ping.fm/mdWCr

says ScienceDaily Environment Headlines -- for Friday, April 23, 2010 ping.fm/iRoPl

says NASA's Starry-Eyed Hubble Telescope Celebrates 20 Years of Discovery ping.fm/YZVK2

says ScienceDaily Health Headlines -- for Saturday, April 24, 2010 ping.fm/9LsaH

says ScienceDaily Top Science Headlines -- for Saturday, April 24, 2010 ping.fm/B1I4r

says Humans have a natural proclivity to want what they cannot have

says April Fools' Day

Custom FriendFeed themes and a way to show them off ping.fm/DuxDP