Helios solar powered UAV News

'Eternal planes' to watch over us

Posted at: Sun Aug 7th, 2005

Unmanned surveillance vehicles are increasingly evident in a world that relies on knowing what people and places are doing. Unmanned Aerial Vehicles (UAVs) patrol innocuous-looking skies and silently report back streams of strategically important data, video, and images from location...

Near space: balloons, satellites, and suborbital rockets

Posted at: Mon Jul 25th, 2005

The Air Force is looking at using balloons in so-called "near space" to provide communications and reconnaissance services for tactical forces. Taylor Dinerman looks at the effectiveness of this approach versus using satellites and suborbital RLVs.