[donh]

When was the last positive, advantageous mutation in humans? Shouldn't there have been one in recorded history? Here's one discovered in the last few years: Gene mutation makes baby super strong

Hard to guess if that's really an advantageous mutation or not.

[donh]

When was the last positive, advantageous mutation in humans?

I've heard rumors that some of our blood types are turning out to be rather recent, and are speculated to have evolved to enable us to deal with differing dietary regimes that have emerged with the advent of husbandry and farming.