Energy Blog

Energy question of the week: Is it possible to fly on nothing but solar power?

12.04.2010 | posted by Jan Oliver Löfken

In cruise ships, electrical propulsion units – powered by diesel engines – are now standard equipment. Every day, buses with electric motors powered by fuel cells ply the streets of Hamburg. Now the first aircraft powered solely by electric motors are taking off. However, in the quest to find exciting, original and climate-friendly propulsion, are solar cells powerful enough to get an aircraft off the ground? read more

Visiting Solar Impulse

A special impulse ... Solar Impulse

15.01.2010 | posted by Jan Wörner

A very special experience: I had the opportunity to observe at first hand the work of DLR's staff on Solar Impulse, Bertrand Piccard and André Borschberg's project to circumnavigate the world in a solar-powered plane. read more