User talk:2001:16B8:68A2:5900:1966:98DB:8BA:A82D

Please do not add or change content without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. El_C 09:08, 22 March 2020 (UTC)

El_C Thanks for the help. Added the citation from Scientific American!! — Preceding unsigned comment added by 2001:16B8:6858:100:9DC:46CC:B27D:159D (talk) 02:30, 23 March 2020 (UTC)