Tag: jetpack

  • Feasiblity Of A Jetpack Made From Multiple AK-47s

    WHAT IF? XKCD Answering the question on all our minds: “Is it possible to build a jetpack using downward firing machine guns?” -Rob B Hit up “What If?”over at XKCD for all the math and some other interesting info as well such as: The GAU-8 Avenger fires up to sixty one-pound bullets a second. It…