Aero Linx: Air Charity Network Air Charity Network (ACN) provides access for people in need seeking free air transportation to specialized health care facilities or distant destinations due to family, community or national crisis. Air Charity Network (ACN) is comprised of independent member organizations identified by specific geographical service areas. Airlift Hope NC-TN, Angel Flight Central, Angel Flight Mid-Atlantic, Angel Flight Northeast, Angel FlightTM Southeast, Angel Flight West and Mercy FlightTM Southeast coordinate volunteer pilot missions in the continental United States as well as Alaska and Hawaii. Mercy Medical Airlift, coordinates free airline tickets for missions over 600 miles and negotiates l

Charles' Law States that when the pressure is held constant, the volume of a gas varies directly with the temperature. Therefore, if the pressure remains constant, the volume of a gas will increase with the increase of temperature. It was developed by Jacques Charles and is also known as the Charles-Guy-Lussac Law.

"We are thrilled to become the permanent home for this full-scale test version of NASA's Orion spacecraft. As the visitor center for NASA's Langley Research Center, this is an ideal way for us to share the NASA story and showcase the latest in NASA technology." Source: Brian DeProfio, Interim Director of the Virginia Air & Space Center (VASC) -- which announced that a full-scale test version of NASA's Orion spacecraft will become part of the center's permanent collection.