It turns out that every person alive today can trace his or her ancestry back to Africa. Everyone's DNA tells a story of a journey from an African homeland to wherever you live.

What if I told you every single person in America - every single person on Earth - is African? With a small scrape of cells from the inside of anyone's cheek, the science of genetics can even prove it.

If you go far enough back, your genome connects you with bacteria, butterflies, and barracuda - the great chain of being linked together through DNA.

The pieces of DNA you find in the Y-chromosome don't go through the same shuffling process that other DNA undergoes, so it is easier to trace,

We believe that some of Adam's characteristics can still be seen in Southern Africa but we need to find out what they are,

People like to trace their ancestry.