Sci Adv
American Association for the Advancement of Science (AAAS)
https://www.researchpad.co/tools/openurl?pubtype=article&doi=10.1126/sciadv.aay1950&title=How to run 50% faster without external energy&author=&keyword=&subject=Research Article,Research Articles,SciAdv r-articles,Applied Sciences and Engineering,Applied Sciences and Engineering,