What butterfly wings have in common with barbershop poles

Wing patterns, flight dynamics create “motion dazzle” effect, make it harder to gauge speed, direction. Old-fashioned striped barbershop poles turn in place on a vertical axis, but humans typically perceive the stripes moving upward rather than turning with the pole. It’s a well-known visual illusion arising from processing biases…

Trump cuts fuel economy standards back to 2014 levels

​In 2020, Trump cut CAFE to 40 mpg. Now he’s cut it again to just 35 mpg.  The federal government’s war on fuel efficiency claimed another victim today. The Department of Transportation released a new rule for the country’s Corporate Average Fuel Economy standards, which, as expected, discourage the…