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.
2019 marks 100 years since the Sex Disqualification (Removal) Act 1919 when a woman was recognised as a ‘person’ in law. This groundbreaking Act enabled women to be awarded university degrees and to enter professions such as law and medicine from which they had been barred.
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 series has argued that the origins of modern secularism lie in the age of the Renaissance. This last lecture will track that legacy down to the present.
The Protestant Reformation set out to purge Christianity of error. But once you have started, how do you know when to stop? Some radicals tore up layer upon layer of tradition in the tireless search for deeper truths, proving their faith by their refusal to believe.