Nickie
07-07-2010, 09:27
An aircraft that draws its power from the Sun starts a round-the-clock test flight to assess whether it can fly in darkness.
More... (http://news.bbc.co.uk/go/rss/-/1/hi/science_and_environment/10534960.stm)
More... (http://news.bbc.co.uk/go/rss/-/1/hi/science_and_environment/10534960.stm)