Scientists Discover New Species of Ancient Human in Philippine Cave. A groundbreaking discovery in the Philippines has sent shockwaves through the scientific community, as researchers announced the discovery of a previously unknown species of ancient human in a cave system on the island of Luzon. The discovery, made by a team of archaeologists and anthropologists, sheds new light on the evolution of human species and raises questions about the diversity of early human populations. According to experts, the new species, which has been named Homo luzonensis, is estimated to have lived on the island as far back as 50,000 years ago and possessed a unique combination of primitive and modern traits.