Hackaday Links: September 22, 2024

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Thanks a lot, Elon. Or maybe not, depending on how this report that China used Starlink signals to detect low-observable targets pans out. There aren’t a lot of details, and …read more Continue reading Hackaday Links: September 22, 2024

Vacuum Dragster Uses Syringes For Propulsion

Atmospheric pressure is all around us, and capable of providing a great deal of force when used properly. As Otto Von Guericke demonstrated with his Magdeburg hemispheres over 350 years ago, simply removing air from a chamber to create a vacuum can have astounding results. More recently, [Tom Stanton] has …read more

Continue reading Vacuum Dragster Uses Syringes For Propulsion