"Cats in zero gravity. An 'experiment' by the U.S. Air Force." was added to the Trending Top 100 list on October 18, 2019 from Twitter at rank #44. On October 18, 2019 this tweet peaked at #44 on Trending Top 100. This tweet also reached it's highest position at #11 on Trending.com's Top 25 Twitter list on October 18, 2019. Check back to see if "Cats in zero gravity. An 'experiment' by the U.S. Air Force." from Twitter reappears as a top tweet on Trending.com.