DIY flight turns deadly: 88-year-old Russian inventor killed in self-built helicopter; blades detach throughout takeoff
Display screen seize from X @RT_com An 88-year-old man from Russia has died after making an attempt to take off...
DIY
Ukraine’s DIY drone makers assist fighters on entrance strains : NPR
Biophysicist Oleh Halaidych, 34, helps make drones at a workshop in Kyiv. "I believe we're all motivated as a result...
