DIY flight turns fatal: 88-year-old Russian inventor killed in self-built helicopter; blades detach during takeoff
Screen grab from X @RT_com An 88-year-old man from Russia has died after attempting to take off in a homemade helicopter that came apart during engine startup.Vladimir Trapeznikov, a resident of the Omutninsky district in the Kirov Region, was known locally for building flying machines despite having no formal training. The incident occurred on Thursday, […]