Scientists pinpoint the 'edge of space'
Thursday, April 9, 2009 - 13:42
in Astronomy & Space
Where does space begin? Scientists at the University of Calgary have created a new instrument that is able to track the transition between the relatively gentle winds of Earth's atmosphere and the more violent flows of charged particles in space - flows that can reach speeds well over 1000 km/hr. And they have accomplished this in unprecedented detail.