extinction Human evolution Intelligent Design

Humans “off the hook” for ancient African mammal extinction?

Only five species of massive herbivores are left and some say humans killed off the others: Writing in the journal Science, Tyler Faith, from the Natural History Museum of Utah, and colleagues argue that long-term environmental change drove the extinctions. This mainly took the form of an expansion of grasslands, in response to falling atmospheric […]

Human evolution Intelligent Design

Bone tools from Africa dated to 90,000 years ago

“Africa’s Stone Age was also a Bone Age,” we are told: Ancient Africans took bone tools to a new level around 90,000 years ago by making pointed knives out of animals’ ribs, scientists say. Before then, bone tools served as simpler, general-purpose cutting devices. Members of northern Africa’s Aterian culture, which originated roughly 145,000 years […]