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.
An integral part of the tumultuous political events of the century was the cultural ambition of the principal players who form the subject of this lecture.
The establishment of the People’s Republic of China in 1949 gave Chinese artists a government that had explicit policies for the arts, seeing them as an essential part of the creation of ‘new China’.
Starting with literary examples from Dickens, this lecture will untangle the complexity of shadow-meaning by exploring how artists have used shadows since ancient times.