Over 150 years ago, a fossilized organism known as Prototaxites emerged as an enigma regarding what early land life may have been like. As an organism that appeared to grow up through Earth’s crust in ...

Add Yahoo as a preferred source to see more of our stories on Google. Archaeologists uncovered teeth from an ancient human ancestor in Ethiopia's Afar Region. - Amy Rector/Virginia Commonwealth ...

Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place ...