from compass to cellphone: a 4000 year journey
TRANSCRIPT
From Compass To Cellphoneby Compasswallahtwitter: @fadesingh
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey The Shipwreck by Claude Joseph Vernet (1772)
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey An ancient Chinese compass and a shakti Yantra for comparison. A magnetic “iron fish” may have Been mentioned by Kalidasa.
...De Magnete (1600) by William Gilbert.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
Rene Descartes ( 1644)
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
A New and Correct Chart Shewing the Variations of the Compass in the Western & Southern Oceans as Observed in ye Year 1700 by . . . Edmund Halley
This is the time of Newton.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey ...Musschenbroek invents the Leyden Jar (1745-46).
...Luigi Galvani (1737-1798) experiments on frogs. His cousin on human cadavers and cows.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
Benjamin Franklin drawing electricity from the Sky (June 1752), painting by Godefroy Mayer c. 1900He also tried to magnetize sewing needles Using a Leyden jar and succeeded.
...an 1891 painting by Giuseppe Bertini (1825-1898) of Alessandro Volta demonstrating his battery (called the “Voltaic Pile”) to Napoleon in 1801From Compass
To Cellphonea talk by Compasswallah
A 4000 Year Journey
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey ...Stephen Gray suspended a boy from the ceiling via Silk cords and then 'electrified' him with a charged glass tube. Spectators marvelled as feathers, metal shavingsAnd other materials defied gravity and ascended into the Childs hands.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey ...The Electric Kiss.
...Michael Faraday lecturing at the Royal InstitutionIn 1855...
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
...Michael Faraday in his lab. Known as a Physicist but he was versatile. From Compass
To Cellphonea talk by Compasswallah
A 4000 Year Journey
...Hans Christian Ørsted, 1820From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
...Mosque on the Hooghly river near Calcutta(1846) painting By August Borget. The river Was electrified by William O'Shaughnessy to Function as a telegraph carrrier.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
...Animal magnetism traveled from the salons of German Franz Mesmer to Calcutta with James Esdaile.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
......laying the transatlantic cable, 1857
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
...James Clerk Maxwell, the great unification.. From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
...Hertz experiment ( 1887)From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey ...Sir J.C. Bose with his microwave receiver and coherer at the Royal Institute, London in 1897.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey ...Cellphones, internet, algorithmic trading at the speed Of light.
From Compass To Cellphonea talk by Compasswallah
A 4000 Year Journey...Earth's magnetosphere, and some unanswered questions.Why does the earth's magnetic field rotate with the planet?
From Compass To Cellphonea talk by Compasswallah
A 4000 Year JourneyPaleomagnetism and geomagnetic reversals, data from Age of Exploration ship logs is also important. The compassIs still teaching us new things about our planet.
Thank youfor coming...I'm @fadesingh on twitter
http://compasswallah.tumblr.com