Slashdot reader schwit1 shares a report from CNN: A team of 12 geologists and archaeologists from across the United Kingdom unveiled research this month that traces some of the prehistoric monument's smaller stones to two quarries in western Wales. The team also found evidence of prehistoric tools, stone wedges and digging activity in those quarries, tracing them to around 3000 BC, the era when Stonehenge's first stage was constructed. It's rock-solid evidence that humans were involved in moving these "bluestones" to where they sit today, a full 150 miles away, the researchers say. "It finally puts to rest long-standing arguments over whether the bluestones were moved by human agency or by glacial action," University of Southampton Archeology Professor Joshua Pollard said in an email. Slashdot reader schwit1 adds: "This leaves the question of how..."
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