conservation and restoration of cultural heritage
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Did You Know, Vikings Actually Reached the Americas Long Before Columbus
Vikings were active at a Newfoundland settlement nearly 500 years before Christopher Columbus crossed the Atlantic, research suggests.
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How Do We Know How Old Fossils Are?
Paleolithic hunters built mammoth traps in what is now Mexico some 14,700 years ago. An unknown sea creature left footprints in sand some 550 million years ago, making them the oldest known footprints on Earth. The mysterious Denisovan humans reached southeast Asia 160,000 years ago, as evidenced by a jawbone found on the Tibetan Plateau.…