NASA takes unusual step to secure future of air travel [https://www.thestreet.com/.image/t_share/MjIwNjkzMTUwMDk4Nzk0MzQ5/gettyimages-1243526699.jpg] NASA takes unusual step to secure future of air travel NASA explores blockchain technology to enhance air travel safety in the face of cyberthreats. [https://www.thestreet.com/crypto/innovation/nasa-taps-blockchain-technology-for-air-travel-safety]
