New top story on Hacker News: Building a Balloon Launcher for the “I Spy” Books (2016)

Building a Balloon Launcher for the “I Spy” Books (2016)
17 by jihadjihad | 1 comments on Hacker News.


September 30, 2021 at 12:58AM jihadjihad 17 https://ift.tt/3AXG3jL Building a Balloon Launcher for the “I Spy” Books (2016) 1 https://ift.tt/2NmOS0j