The Persids are coming! The phenomenon, known as the Perseid meteor shower, occurs at mid-August and is caused by falling debris from the Swift-Tuttle comet. (AP Photo/Nikolas Giakoumidis)(August 10, 2008)

Tonight and tomorrow night are supposed to be peak meteor-sighting times, so get out from in front of the Tube and go watch the free fireworks.

Dave