Tag: Swiss Air Force

Contrails or chemtrails?

In the last years I watched the proliferation of pictures showing aircraft…

International Fighter 2008

On Nov. 5 and 6, the Istituto di Scienze Militari Aeronautiche (ISMA),…

Sonic booms and condensation clouds (explained)

Here's a primer on condensation clouds, sonic booms and Prandtl-Glauert Singularity. Pictures…

Axalp 2006 report

Nell’epoca di Google Earth e delle foto satellitari disponibili gratuitamente su Internet,…