If you condense the history of the Earth into one day. 0:00 ------->Earth and solar system is formed. 6:00 ------->First life appears 22:35 ------>First dinosaurs appear 22:45 ------>First mammals appear 23:20 ------>Dinosaurs extinct 23:59 & 58 secs-->First modern humans appear 23:59 & 59.96 secs>Jesus is born 0:00 ------->Finally get to see a Justin Bieber concert