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The Boston Globe


BU team cites clues humans used fire 1 million years ago

Francesco Berna, a research assistant professor at Boston University, analyzed evidence.

Now, the oldest evidence yet for early humans’ use of fire has emerged from a second-floor laboratory at Boston University, where researchers say they have discovered, embedded in ancient reddish slabs of sediment, microscopic flecks of apparent campfires from a million years ago.

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