Tolerance of smoke may have given us an edge over Neanderthals
Not healthy in a cave, especially not for NeanderthalsMelba Photo Agency/Alamy Stock PhotoBy Colin BarrasWhere there’s fire there’s often smoke – which might have been bad news for Neanderthals and other ancient hominins. Modern humans carry a genetic mutation that reduces our sensitivity to cancer-causing chemicals found in wood smoke. But Neanderthals...
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