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If you told a guy in the 1760s – when the average lifespan was 38 – that you were 82, he’d probably think you could live forever.
But Canadian scientists may have accidentally discovered something immortal – a discarded chunk of sea cucumber.
A relative of starfish and sea urchins, sea cucumbers are blobs that creep across the ocean floor on tentacle-feet, gobbling up algae and plankton.
Three years after scientists amputated bits of a scarlet sea cucumber, known to experts as a
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