In the classic 1975 British comedy film "Monty Python and the Holy Grail," King Arthur battles a mysterious Black Knight who ...
A new study reimagines the 3,000-year-old technology using fluids, avoiding the most annoying limitations of teeth-driven ...
The ability of the early toolmakers to select high-quality stone, produce sharp flakes, and return to familiar raw-material sources suggests a deep understanding of their landscapes. It allowed early ...
The Dow Jones Industrial Average reversed its earlier losses Monday afternoon, as investors continued to digest the potential impact of Moody's downgrade of the U.S. sovereign rating from triple-A.
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