World's oldest heart preserved in armored fish 380 million years old

World’s oldest heart preserved in armored fish 380 million years old

Researchers have discovered a 380 million year old heart – the oldest ever found – alongside a separate fossilized stomach, intestine and liver in an ancient jawed fish, shedding new light on the evolution of our own body. Credit: Alice Clement/Curtin University A team of Australian scientists has discovered the world’s oldest heart, part of …

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