Human ancestors’ diet changed significantly 3.5 million years ago

New analysis of fossil teeth from extinct fossils has shown that human ancestors greatly expanded their diets 3.5 million years ago, moving on to eat grasses and also other animals. Before this, the humanlike creatures (hominis) ate a forest based diet, pretty similar to what chimps and apes eat today. Researchers from the California Academy of Sciences have analyzed the

Human tool use pushed back 800,000 years by new discovery

Although the oldest sexual toy may have dated from the stone age, a newly published discovery of two fossils bearing the mark of tool used to scrub off the meatĀ  dating backĀ  3.39 million years could be enough to make anthropologists revise their current text books. What makes this study potentially monumental is the fact that it could prove tool