SOFIA: Stars and the Space Between
The American Museum of Natural History just published a video introducing SOFIA, the NASA DLR airborne observatory. It gives a very good overview of the programme, the science and the aircraft. Watch the 8-minute feature 'SOFIA: Stars and the Space Between' here.
Science Bulletins: SOFIA—Stars and the Space Between from AMNH on Vimeo.
You may also want to watch the DLR webcast on SOFIA.