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Green Car Congress
May 14, 2018, 4:00 am286 ptsNASA has signed a second space act agreement with Uber Technologies, Inc. (earlier post), further to explore concepts and technologies related to urban air mobility (UAM) to ensure a safe and efficient system for future air transportation in populated areas. NASA defines UAM as a safe and efficient system for…
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Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.