Charles Babbage's Analytical Engine was designed as the first Turing complete computer - before Turing was even born. Sadly it was never built. Professor Brailsford explains with the help of Sydney Padua's illustrations. More of Sydney's work: http://bit.ly/1de83fM The Professor's notes: http://www.eprg.org/computerphile/new-adatalk.pdf Analytical Engine project: http://bit.ly/Computerphile_Plan28 Lovelace Symposium : http://bit.ly/Computerphile_LovelaceSymp Stephen Wolfram's Blog on Ada Lovelace: http://bit.ly/Computerphile_Wolfram_Ada Why use Binary? : https://www.youtube.com/watch?v=thrx3SBEpL8 Turing Complete: https://www.youtube.com/watch?v=RPQD7-AOjMI Sorting Secret: COMING SOON Password Cracking: https://www.youtube.com/watch?v=7U-RbOKanYs Slow Loris Attack: https://www.youtube.com/watch?v=XiFkyR35v2Y Quantum Computing 'Magic': https://www.youtube.com/watch?v=BYx04e35Xso Complete 'Babbage & Lovelace' Playlist:    • Babbage, Lovelace & the Analytical En...   Sixty Symbols - Ada's Tomb: https://www.youtube.com/watch?v=OSQRTTuHLP8 Undecidability Tangent: https://www.youtube.com/watch?v=nsZsd5qtbo4 http://www.facebook.com/computerphile https://twitter.com/computer_phile This video was filmed and edited by Sean Riley. Computer Science at the University of Nottingham: http://bit.ly/nottscomputer Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com/