Clouds, Crescents and contrails
A crescent Venus shines along the western horizon with the slender, young crescent Moon, at dusk in this winter sky. Image © Christoph Malin (TWAN)
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Studying Contrails for More Eco-Friendly Flights
Researchers at NASA have just begun a series of flights using the agency’s DC-8 to study the effects of alternate biofuel on engine performance, emissions
Twilight Contrails
The photo above showing a stunning prairie sunset and a jumble of contrails checkering the twilight sky was taken from my home in DeKalb County,
Contrails over Switzerland
This is the sky above Davos, Switzerland, calligraphed with clouds. In actuality, they’re remnant contrails from Swiss Air Force F/A-18s jets made some hours before.
Biofuels Reduce Jet Engine Pollution
NASA has just confirmed that biofuels reduce jet engine pollution.
Chemtrail Conspiracies are Fake
A study conducted by scientists concluded that Chemtrail Conspiracies, are completely fake.
Tracking Traces of Alternative Jet Fuels
This spring NASA researchers took to the skies to capture data about the effects of jet biofuels on aircraft emissions and contrails, also by tracking
Crescent Moon and airliner
This slender crescent Moon was recorded at a tender age of 34 hours and 18 minutes. Well, OK … when calculating the lunar age during
