By Association for Computing Machinery on November 01, 2016
View the discussion thread.
This drone system could plant a hundred thousand trees per day: https://t.co/MEzMyv9sSJ @NBCNewsMACH @pmcaughill
It was a surprise to see this activity on Earth.
Discovered by accident, it's a new way to turn carbon dioxide waste into fuel. View on Google+
©2017 XPRIZE Foundation. All Rights Reserved.