1. Runners-up Science Volume 346(6216):1444-1449 December 19, 2014 Published by AAAS

2. Small, disk-shaped robots that maneuver in formation are just one example of the year's progress in self-organizing machines. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

3. Feathers were widespread even among dinosaurs, such as Kulindadromeus, that were not closely related to birds. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

4. Old mice thrive when their circulatory systems are linked with those of younger mice, for reasons not yet clear. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

5. “Neuromorphic” chips inspired by networks of brain cells may excel at data-intensive tasks such as vision. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

6. Human pancreatic β cells made in the lab produce enough insulin (green) to cure a diabetic mouse 2 weeks after transplant. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

7. Early artists blew red pigment over their hands to create this cave art on the island of Sulawesi at least 40,000 years ago. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

8. By zapping the brain cells of mice with light, researchers can create, erase, or alter memories. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

9. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS

10. Two Earth-observing CubeSats (dark oblong objects) shoot from a satellite deployment device on the International Space Station. American Association for the Advancement of Science Science 2014;346:1444-1449 Published by AAAS