NOVA | Clip | Humans May Have Lived in North America Earlier Than Thought
Ancient human footprints in White Sands National Park reveal that humans first arrived in North America thousands of years earlier than previously thought.
Ancient human footprints in White Sands National Park reveal that humans first arrived in North America thousands of years earlier than previously thought.
As entertaining as it is informative, NOVA explores innovations and discoveries from the world of science and technology while highlighting the human side of science.