Two remain in US Army's FARA small attack helicopter competition

https://newatlas.com/military/us-army-fara-small-attack-helicopter-competition-two-contenders/ 

NASA reveals what the final X-57 all-electric X-plane will look like

https://newatlas.com/aircraft/nasa-images-final-x57-electric-x-plane/ 

"Pandemic drone" could help detect infections in crowds

https://newatlas.com/drones/pandemic-drone-detect-infections-crowds-coronavirus/