20 Strange But True Airplane Facts That Pilots Keep To ThemselvesBy Pedro Leon / May 1, 2019 2. Cosmic Radiation thetravel.com While extreme it’s true. Some people are even afraid of cosmic radiation, ancient radiation generated from the big bang, to be more harmful on high altitudes. People are strange. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20