Metabolism may be older than life itself and start spontaneously
A starting place for early life?AF archive/Alamy Stock PhotoBy Linda GeddesA set of chemical reactions occurring spontaneously in Earth’s early chemical environments could have provided the foundations upon which life evolved. The discovery that a version of the Krebs cycle, which occurs in most living cells, can proceed in the absence of cellular...
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