NASA - National Aeronautics and Space Administration

Richard Davis retired from NASA Langley as a senior scientist in 2007, but that didn't mean his work was anywhere near complete.

New research shows that the warming effect of aerosols, or small particles in the air, increases with the amount of cloud cover below the aerosols.

Airplanes are coming out in full force this week for Hampton Roads residents' viewing pleasure – in the sky, on the ground and even on the big screen.

"...There was no aspect of the Apollo mission that scientists, engineers and technicians at NASA's Langley Research Center had not helped to develop in one way or another." - Historian James R. Hansen