Spectacular marine fossils tell the story of the long-gone Western Interior Seaway and the planet’s past aquatic life ...

Scientists have uncovered what may be the earliest evidence of "right-handedness" in the animal kingdom, dating back more ...

Scientists may have cracked the case of whether a seven-million-year-old fossil could walk upright. A new study found strong anatomical evidence that Sahelanthropus tchadensis was bipedal, including a ...