How are you spending your Sunday? Why not take a look back at many of the most fascinating science stories of 2018? Discover how a young woman who fell into a cave 3.7 million years ago is rewriting our understanding of early human history. Learn how space missions are unraveling the mysteries of our universe. And many, many more! Watch our exclusive scientific "year in review" at http://bit.ly/2Qa1xlg. | Curiosity Stream