ScienceCopper awl discovered in ancient grave is oldest metal object found in Middle East A 6,000-year-old copper awl, discovered in a grave, reveals secrets of an ancient society. A copper awl unearthed in a grave holding the corpse of a woman is the oldest metal artifact ever discovered in the Middle East.by James Maynard
ScienceWhy is global warming slowing down? Atlantic and Southern oceans hold the answerby Sumit Passary