Scientists may have cracked the case of whether a seven-million-year-old fossil could walk upright. A new study found strong ...
New study of 7-million-year-old fossils from Chad proves Sahelanthropus tchadensis walked upright while still climbing trees.
Scientists have discovered an enormous species of duck-billed dinosaur that lived in what is now New Mexico about 75 million ...
They drew with crayons, possibly fed on maggots and maybe even kissed us: Forty millenniums later, our ancient human cousins ...