Scientists have made a jaw-dropping discovery that could bring woolly mammoths back from the dead—or at least get us one step closer. They’ve uncovered a massive, 52,000-year-old chromosome from a well-preserved mammoth fossil in Siberia, offering an unprecedented look at the ancient beast’s DNA. This massive genetic find, which is a million times longer than previous samples, reveals detailed insights into how mammoths' genes worked, especially those that gave them their iconic shaggy coats. W...