Botswana: The Second Largest Diamond in the World Discovered
A diamond of impressive size, weighing 2,492 carats and barely fitting in the palm of a hand, has been discovered at a mine in Botswana, according to a Canadian mining company
Scientists reveal the ancestral homeland of modern humans?
The researchers then combined genetics with geology and climatic physics, to paint a picture of what the world looked like 200.000 years ago