Ancient quasars in distant galaxies caught switching on suddenly
ESO/M. Kornmesser Most cosmic events happen on huge timescales. Not so for quasars – the bright centres of galaxies that are powered by supermassive black holes gobbling down gas and dust. We have just seen them ignite in a matter of years. Astronomers expect quasars to use up their fuel and settle down into quiet galaxies – a process that should take...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark