Shuttle Endeavour undocks from space station

(AP) -- Shuttle Endeavour departed the International Space Station on Friday night and headed home, leaving behind an outpost that is nearly complete and now has the best windows ever on the world.

Scientists vacuum up the data on dust

(AP) -- While most people give it the brushoff, a panel of scientists gathered Friday to focus on dust. Dust in the air. Dust in the oceans. Dust in your lungs. Good dust. Bad dust. And not a can of Pledge in sight.