Laura Helmuth later deleted her disparaging posts from Bluesky after they began to circulate on X (Matt McClain/The Washington Post via Getty Images) Laura Helmuth, the former chief editor of Scientific American, resigned Thursday after messages she posted on Bluesky about Trump supporters were shared in conservative circles. In a since-deleted message, Helmuth described some Trump voters as “the meanest, dumbest, most bigoted” people. Helmuth also lamented that her generation of voters is “so