World Update - Researchers discover 3.8-million-year-old skull of early human ancestor - ÃÛÑ¿´«Ã½ Sounds

World Update - Researchers discover 3.8-million-year-old skull of early human ancestor - ÃÛÑ¿´«Ã½ Sounds
Researchers discover 3.8-million-year-old skull of early human ancestor
The discovery challenges ideas about how the first humans evolved from ape-like ancestors