Gresham College provides outstanding educational talks and videos for the public free of charge. There are over 2,500 videos available on our website. Your support will help us to encourage people's love of learning for many years to come.
This talk will review the dramatic consequences on what we observe in the night sky that arise purely from the consequences of light-travel time effects.
This talk will explain how the speed of light was first measured, and how an obscure but brilliant patent clerk in Bern, Switzerland by the name of Albert Einstein deduced that the speed of light is the upper speed limit for everything in the Universe.
This talk looks at mathematical modelling of real, complex fluids in flow situations – some with serious commercial applications, and some just for fun.
Jonathan Bate will track Keats to Hampstead and tell of the extraordinary circle of writers – opium-eater Thomas De Quincey, essayist Charles Lamb, master-critic William Hazlitt – who wrote for The London Magazine, until its gifted editor was killed in a duel with a rival critic.
To mark the 100th anniversary of his birth, the legacy of Nelson Mandela (1918-2013), first president of democratic South Africa, will be considered - both within his country and in the wider world.
Matter consists of a mêlée of elementary particles. There are protons and neutrons, made up of quarks, and many other short-lived massive particles. One hope is to discover particles of dark matter, but this has so far eluded our best efforts.
How, as a Marxist, did he justify the seizure of power and would the October Revolution have been possible without him? How in this centenary year, are these events being commemorated in Putin’s Russia?
What happens when power, communications, and transport are all disrupted, when shops cannot function, and when most people cannot find out what is happening? Storm Desmond in 2015 revealed how dependent on electricity modern city life has become. What lessons have been learnt?