Why are Homo sapiens the only human species left?

New Scientist · Emily Bates · 2026-10-21 17:03 UTC

Once, we shared our planet with other human species, including Neanderthals and Denisovans. Today, they're gone, leaving behind fossils, ancient tools and traces of their DNA within our own. So how did Homo sapiens end up as the last humans standing?

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