Leasing for defense and aerospace start-ups is up as global tensions and conflicts buoy investments in manufacturing.

Inside a small control room, during the middle of the day on Thursday local time in Texas, about a dozen white-knuckled engineers at a space startup named Intuitive Machines started to get worried.

Keywords pulleys, fixed pulley, movable pulley, block and tackle, force, lifting, simple machines, weight, mechanics Email us at [email protected] if you have questions about the footage and are ...