says Shepherding a new era of GPS satellites to orbit ping.fm/VWorA

says ScienceDaily Health Headlines -- for Friday, April 30, 2010 ping.fm/B7gUW

says NASA Schedules News Conference about Next Space Shuttle Launch ping.fm/Y2wD9

says NASA TV Provides Coverage Of New Launch Abort System Test ping.fm/6y2ms

says NASA Sensor Technology Helps Recreational Boaters Make Waves ping.fm/3zKYp

says ScienceDaily Health Headlines -- for Thursday, April 29, 2010 ping.fm/aBD8G

says NASA Invites Reporters To Next Space Shuttle Launch And Tweetups ping.fm/TA0gd

says Nature 29 April 2010 Volume 464 Number 7293 pp1245-1398 ping.fm/fM6Fp

says Nature 29 April 2010 Volume 464 Number 7293 pp1245-1398 ping.fm/K3Am2

says NASA's Webb Telescope Passes Key Mission Design Review Milestone ping.fm/8gF01