Recent content by JoeF

  1. JoeF

    Mysterious blue fireball streaks above Western Australia, puzzling astronomers

    Ye sI thought it looked much more like copper or zinc in a bunsen burner than a "hot blue flame" (usually pale) or "iron". After all, that's how you do it with fireworks. Should be looking at the spectrum.
  2. JoeF

    Coronavirus devastates indigenous tribes in the Brazilian Amazon

    I dont know, call me literal-minded, plenty of infections sure but it seems to me there are many fewer old people among indigenous tribes therefore their death rate should be a lot lower. Something wrong here. See this issue in my paper Threescore and ten about low expected death rates in Africa,
  3. JoeF

    The coronavirus didn't really start at that Wuhan 'wet market'

    You were doing well to work it out in Feb, I published it on 4 April - in Were China and WHO too slow? It's become obvious from Italy and America that this thing never starts with a pneumonia cluster but wanders round for several months until it just happens to hit enough severe cases to get...