The writer’s opening metaphor left me scratching my head, but these pictures of the otolithic organs of fish are strange and fascinating.Researchers revisited an episode from 1966 where a failed vaccine led to the death of two toddlers — and think they’ve figured out what went wrong.I seriously wondered if this was a very early April Fool’s Day joke, but there’s no sign that it is: In Japan, railroads are installing blue streetlights at train stations in hopes that they’ll deter people bent on suicide.For all those business travelers who love to fly because of the temporary reprieve it offers from 24×7 online accessibility, don’t book a flight on Delta: the airline plans to join Virgin, American, and JetBlue in offering wireless Internet access on some commuter flights.It’s Monday. That was probably more thinking than your brain wanted to do. So here are some gorgeous pictures of dew-covered insects.