50,000 years ago at least four “types” of hominins were alive on the planet: Homo floresiensis, Denisovans, Neanderthals and Modern Homo sapiens (modern humans). By about 25,000 years ago, modern humans (Modern Homo sapiens) were the only species of hominin left on Earth. What happened?

50,000 years ago at least four “types” of hominins were alive on the planet: Homo floresiensis, Denisovans, Neanderthals and Modern Homo sapiens (modern humans). By about 25,000 years ago, modern humans (Modern Homo sapiens) were the only species of hominin left on Earth. What happened?