Africa has always contributed to global technological breakthroughs and economic systems.
Modern dating techniques are providing new time frames for indigenous settlements in Northeast North America, free from the Eurocentric bias that previously led to incorrect assumptions.
Archaeologists have uncovered a 2,000-year-old amber bead scam. But humans have been making fake jewels and icons for much longer than that.
Why is jewellery so important to the story of human evolution? Because it provides a public message – even to people we don't know.