In which some engineers develop a billboard, ideally suited to environmental conditions in Lima and similar cities in Peru, which can pull clean drinking water out of thin air.
- GT 2009-06-03: Wednesday Lazy Linking
- GT 2010-09-07: Technological civilization is awesome (Cont’d). Solar-powered planes.
- GT 2009-08-17: Technological civilization is awesome (Cont’d). Hubble Ultra Deep Field in 3D.
- GT 2013-06-11: Your Tuesday morning Spontaneous Order