Check out the BrainFood podcast: https://itunes.a“”) →Some of our favorites: https://www.youtube.com/playlist?list=PLR0XuDegDqP10d4vrztQ0fVzNnTiQBEAA →Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 Never run out of things to say at the water cooler with TodayIFoundOut! Brand new videos 7 days a week! More from TodayIFoundOut: Why Week: Why Do Celebrities Walk on Red Carpet at Special Events? https://youtu.be/u_WLPdF7Mqc In this video: Few things in childhood are more traumatising than waking up one morning to find your beloved pet fish, Michael Scofield, floating upside down in his tank (true story); his tiny fishy light cruelly extinguished before his time. But why do they float upside down when they decide it’s time to take a ride on the porcelain express? Want the text version?: http://www.todayifoundout.com/index.php/2015/03/fish-float-upside-die/ Sources: http://www.sciencefocus.com/qa/why-do-fish-float-when-they-die http://www.advancedaquarist.com/2009/12/fish2 https://pubs.ext.vt.edu/420/420-252/420-252_pdf.pdf http://animals.howstuffworks.com/animal-facts/question629.htm https://books.google.co.uk/books?id=gUiNICil1DgC&pg=PA124&lpg=PA124&dq=swim+bladder+center+of+mass+dorsal+fin&source=bl&ots=0iK_YkvTja&sig=TJw4E6bLblyK5Kh553dHTMr1MlU&hl=en&sa=X&ei=Ebz0VJGkLKzg7Qbw_YCoCw&ved=0CDYQ6AEwBg#v=onepage&q=swim%20bladder%20center%20of%20mass%20dorsal%20fin&f=false http://www.ncbi.nlm.nih.gov/pubmed/18302241 http://www.nrcresearchpress.com/doi/abs/10.1139/z94-153#.VPS7G_msVUU http://www.amnh.org/learn/pd/sharks_rays/rfl_myth/index.html