Barometric Pressure The pressure exerted by the atmosphere at a given point. Its measurement can be expressed in several ways. One is in millibars. Another is in inches or millimeters of mercury (Hg).

Aero-Linx: Twitter Site of STS-127 Astronaut/Commander Mark Polansky NASA astronaut Mark Polansky, commander of the next space shuttle mission to the International Space Station this June, is sharing updates about his training and flight on Twitter and has invited followers to submit video questions via YouTube that he will answer from orbit.

  "The AIB president also found that aircrew distractions, task saturation, reduced cockpit visual cues, failure of the flight crew to cross-monitor each other's performance, the tower's failure to transmit a required reminder, and the crew's inadvertent disabling of the ground proximity warning system alerts contributed to the mishap." Source: From a USAF investigation into a gear-up landing at Bagram Airfield, Afghanistan. The report's conclusions sound like many others we've heard who have "needed full power to taxi back to the ramp (grin)"... and for a wide variety of aircraft... and therefore we hope that all aviators will check this out and think about their own procedures before their next flight.