LiquidPiston's “inside-out” rotary X-Engine wins Army research contract

Article URL: https://newatlas.com/military/liquidpiston-rotary-x-engine-army-generator/

Comments URL: https://news.ycombinator.com/item?id=25450477

Points: 26

# Comments: 9

from Hacker News: Front Page https://ift.tt/2WnQA4R
via