According to Space.com, NASA is funding engineering physics undergrad Daniella Della-Giustina's proposed research into using asteroids and perhaps comets to shield spacecraft from harmful solar radiation during trips to and from Mars. Astronauts could either burrow into the asteroid or simply hide themselves behind it. What help this would be with interstellar radiation, such as cosmic rays, isn't addressed in Space.com's article.

Dashboard Widgets is a web site dedicated to tracking Mac OS X's "Dashboard" widget environment, including news announcements about Dashboard, a repository of completed widgets, and forums where you can talk about finding, developing and troubleshooting the tiny applications.