Stone tool use and manufacture

Question 1

It is widely considered plausible that the shape and strength of human thumb s is an adaptation for what?

Answer 1

Toolmaking

Question 2

How long ago did the stone tool explosion happen?

Answer 2

Around 40,000 years ago

Question 3

How many years ago was the famous human/cave lion statue made?

Answer 3

30,000 years ago

Question 4

Where are modern humans thought to have first evolved?

Answer 4

Southern tip of Africa