Excited for the August 21 eclipse? Visit our Eclipse 2017 page to explore the science, history, and myths of the event. The Curiosity team will be viewing the eclipse alongside NASA in Carbondale, Illinois. Follow us on Facebook for live videos, trivia, and interviews on the big day.
Why Don't Humans Have Tails?
Share the knowledge!
Key Facts In This Video
Human's don't need tails since our center of gravity runs down our spine, which helps us balance the weight of our heads. 01:08
All mammals have a tail at some point in development. 01:53