NASA officials welcomed more than 400 participants with a stake in the future of Urban Air Mobility (UAM) to Seattle last week for a two-day gathering in which the agency presented its plans to host a series of Grand Challenges for the UAM community.
November 06, 2018
from NASA https://ift.tt/2Dtj7yG
via IFTTT
沒有留言:
張貼留言