Tuesday, August 2, 2011

The X-48B is an unmanned research the uses a blended wing/fuselage to reduce both exhaust and noise pollution.

Monday, August 1, 2011

Astronaut Ed White became the first American to walk in space on June 3, 1965. Since White’s historic EVA (Extravehicular Activity), astronauts have used spacewalks to retrieve satellites, repair the Hubble space telescope, and assemble portions of the International Space Station.