“Out of Africa” has some plausible ideas, namely that Homo erectus advanced and went into colder climates and became Homo heidelbergensis, which led linearly to modern humanity. However, that requires ...

Neanderthals evolved in Europe and Asia while modern humans - our species, Homo sapiens - were evolving in Africa. Judging from fossil evidence from Sima de los Huesos in northern Spain and Swanscombe ...

Giraffes face mounting threats from habitat loss and fragmentation: Growing human populations ... were once found widely across Africa in many different regions and ecosystems. Most scientists agree ...

While we know that humans first originated in Africa some 300,000 years ago before dispersing across the globe, it is unclear exactly how the environments in which our distant relatives lived ...

Scientists have long believed that hundreds of thousands of years ago, humans first learned to thrive in East African grasslands before spreading out and adapting to new environments. But a new ...