Our presence in this universe appears to be the result of a long series of lucky circumstances. These include: The fortuitous value of the fine structure constant, which, if it were a little differen… (View Post)
Yes, I agree with all of that. Whatever happened to our stiff upper lip? We're not being bombed or shot at or invaded. We're not at risk of power cuts or starvation. Who'd have imagined that a little… (View Post)
While I think there is evidence to support both of those theories (especially the leaded petrol theory), it could just as well be simply our changing culture. Interestingly, records from a couple of … (View Post)