Solar Plane Lands After Completing 24-Hour Flight
• APAn experimental solar-powered plane landed safely Thursday after completing its first 24-hour test flight, proving that the aircraft can collect enough energy from the sun during the day to stay aloft all night.
http://www.reuters.com/article/idUSLDE6670JE20100708
http://www.swisster.ch/news/science-tech/swiss-solar-plane-makes-history-with-night-flight.html
http://www.swissinfo.ch/eng/science_technology/Solar_lab_flies_through_the_night.html?cid=9126896
http://au.news.yahoo.com/a/-/technology/7554281/swiss-solar-plane-makes-history-with-26hr-flight/