evidence: "A windmill could spin until it falls apart and never generate as much energy as was invested in building it," a Sept. 16 version of the post says. This qualifies as a zombie claim. In 2019, we found an earlier version False, but it walks again. [...] The Facebook post skipped over that sentence, and jumped to Hughes’ warning, that in the wrong spot, a windmill "could spin until it falls apart and never generate as much energy as was invested in building it." (There’s a logical breakdown here: If a turbine is spinning, then the wind must be blowing, and the turbine is producing power.) [...] A viral image said that a wind turbine "could never generate as much energy as was invested in building it."