NASA gives the thumbs up for production of Dream Chaser space plane

Sending supplies and other cargo to the International Space Station is something that has to happen on a regular basis in order for crew to continue living their lives as they carry out missions while orbiting Earth. Exactly how that cargo gets delivered can vary and, as with all things, there's always someone who thinks maybe they can do it better. Sierra Nevada Corporation (SNC) has apparently convinced NASA that it can make cargo delivery to the ISS a bit easier with a high-tech space plane c...