1903 Wright brothers flew the first controlled, powered aircraft 1907 First helicopters Gyroplane no.1 (tethered) and Cornu helicopter (free flight)[21] 1928 Opel RAK.1 rocket car 1929 Opel RAK.1 rocket glider 1961 Vostok vehicle carried the first human, Yuri Gagarin, into space 1969 Apollo Program first manned vehicle landed on the moon 2010 The number of road motor vehicles in operation worldwide surpassed the 1 billion mark – roughly one for every seven people.[22]