Recent Posts

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  Canada, US Step up War on Airframe Noise

  Posted by Graham Warwick 2:29 PM on Oct 27, 2011

  As engines get quieter, airframe-generated sound is becoming a dominant contributor to aircraft noise on the approach to landing. As a result, research is accelerating into underst... Read More >>

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  Then There Were Three - News From Green Flight

  Posted by Graham Warwick 7:58 PM on Sep 28, 2011

  Speaking from California's Sonoma County Airport, site of the Green Flight Challenge, Sam Ortega, NASA's program manager for Centennial Challenges, reveals only three of the origin... Read More >>

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  Photos From NASA's Green Flight Challenge

  Posted by Graham Warwick 5:38 PM on Sep 28, 2011

  Pictures are coming in from NASA's Green Flight Challenge, sponsored by Google and organized by the CAFE Foundation. The goal is to achieve at least 200 passenger-mpg while averagi... Read More >>

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  Move Over Prius, Green Flight Challenge Aims High

  Posted by Graham Warwick 2:02 AM on Sep 21, 2011

  Aviation's richest prize is up for grabs on Sep 25-Oct 1 at Sonoma County Airport in California, where the CAFE (Comparative Aircraft Flight Efficiency) Foundation will stage NASA'... Read More >>

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  Gulfstream V Chases Greenhouse Gases

  Posted by Graham Warwick 2:32 PM on Sep 08, 2011

  Aircraft get a lot of the blame for global warming - a disproportionate amount given their share of carbon-dioxide emissions - but they are also useful tools for gathering data to ... Read More >>

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  Good Algae, Bad Algae

  Posted by Graham Warwick 6:39 PM on Aug 11, 2011

  Good news and bad news for biofuels. Researchers at the University of Virginia say algae will produce significantly more biofuel per hectare planted than canola or switchgrass, and... Read More >>

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  All-Electric e-Genius Gets Airborne

  Posted by Graham Warwick 3:50 PM on May 26, 2011

  Photo: AirbusNo, it's not the next Airbus narrowbody, it's the University of Stuttgart's e-Genius electric-powered aircraft making its 20min first flight on May 25 from Mindelheim ... Read More >>

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  It's "Fly on Alternative Energy" Day(s)

  Posted by Graham Warwick 1:09 PM on May 12, 2011

  It lasted only 4 seconds and reached an altitude of only 3-5 inches, but it was enough to make competitive cyclist Judy Wexler the first female to fly a human-powered helicopter.Vi... Read More >>

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  Clean, Quiet Taxiing on Fuel Cells

  Posted by Graham Warwick 5:44 PM on Feb 08, 2011

  Taxiing under jet power is not the most efficient, or environmental, way to get around and electrically powered nose wheels are under development to reduce fuel consumption and emi... Read More >>

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  Oil-Spill Hunter-Gatherer

  Posted by Graham Warwick 3:36 PM on Jul 20, 2010

  An unmanned surface vessel that can search for oil spills while using the crude oil it discovers for power. That's the idea behind a test conducted by Cyclone Power Technologies, w... Read More >>

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