Timekeeping: From the Sun to the Atomic Second Published 2014-05-28 Download video MP4 360p Download video MP4 720p Recommendations 01:04 How long is a piece of string? 25:10 How an Atomic Clock Really Works: Inside the HP 5061A Cesium Clock 09:16 The second 57:00 The origin of our universe from the multiverse – with Laura Mersini-Houghton 29:02 The Clock That Changed the World (BBC History of the World) 1:07:13 The Neuroscience of Memory - Eleanor Maguire 22:02 What Is an AI Anyway? | Mustafa Suleyman | TED 3:47:31 Atoms and Light: The Interaction and Nature of Light and Matter 17:32 All Fundamental Forces and Particles Visually Explained 1:01:37 How Does Forensic Anthropology Help Solve Crimes? - with Sue M. Black 15:21 The Stunning link between Entropy, time & information | Science behind Tenet 58:50 What Do Our Brains Do When We're Dreaming?- with Mark Solms 05:47 Who decides how long a second is? - John Kitching 13:30 A History of Time - Seconds, Minutes, Hours, Days & Weeks 09:17 The Pen That Changed The World 06:14 A Brief History Of (Keeping) Time 03:48 The history of keeping time - Karen Mensing 50:41 The Science of Stress: From Psychology to Physiology 57:53 The harsh reality of ultra processed food - with Chris Van Tulleken 04:57 NIST F2: The Atomic Clock | 100 Wonders | Atlas Obscura Similar videos 08:23 How Ancient People Kept Time 10:03 A Brief History of Timekeeping | How Humans Began Telling Time | EXPLORE MODE 16:09 Atomic Clocks Are Reinventing Time 05:39 Why 2016 Had an Extra One Second 04:00 NOVA | The Amazing Atomic Clock 04:48 A Brief History of Timekeeping 03:25 Boulder atomic clocks will soon abandon the "leap second" 05:11 60 years of atomic time keeping - and what about the future? 04:14 How Long Is One Second, Really? 01:24 Leap second added to atomic clock in Sydney | Science news 02:00 Telling Time - A History of Timekeeping 19:09 25 Incredible Facts About Time That Will Blow Your Mind 23:11 Timekeeping Devices From Ancient to Modern Times 00:45 How Atomic Timekeeping Works 13:30 Most Accurate Time Keeping Device in the World - Entangled Atom Clock More results