A NASA jumbo jet that will help scientists unlock the origins of the universe with infrared observations reached a milestone Friday when doors covering the plane's telescope were fully opened in flight.

Journalists are invited to cover space shuttle Endeavour's move from the Vehicle Assembly Building to Launch Pad 39A on Jan. 6 and observe the STS-130 crew's mock launch countdown activities from Jan. 19 to Jan. 21 at NASA's Kennedy Space

This is the Safari online edition of theprinted book. Switching to the Mac? Awesome! You'vegot company—lots of it! And with this book, you've gothelp, too... all the help you'll ever need! MacMost.com founder Gary Rosenzweig quicklygets you comfy with your

Captured between early November and early December 2009, these true-color images show the changes in iceberg B17-B as it drifts northward from Antarctica toward Australia.