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 lecture will cover the intellectual revolutions that paved the way to our modern understanding of the formation, existence and interactions of atoms.
In this talk Dr Sheila Kanani combines the story of a pioneering woman astronomer, with an account of the science behind comets, asteroids and meteors.
In 1615 Katharina Kepler, illiterate mother of the astronomer Johannes Kepler, was accused of being a witch. At that time in Germany, there was a witch ‘craze’. Over half of the c.50,000 executions in Europe for witchcraft between 1500 and 1700 took place in Germany.
When black holes merge, the world shakes. Such quakes in space-time are now detectable and indeed the detection of such gravitational waves from cosmic coalescences comprises an entirely new type of astronomy that is completely independent of light itself.
Space today is terrifyingly silent. But it wasn’t always thus: the early universe was filled with a hot plasma in which sound waves could travel. The cosmos was quivering with the aftershocks of the Big Bang.
Spying for Queen Elizabeth I was very different from modern-day intelligence services - or was it? This lecture brings together historian Stephen Alford and Sir Richard Dearlove, former head of MI6, and will discuss Tudor spies and the modern-day secret service.
Charles II‘s illegitimate son, the Duke of Monmouth, became one of the most influential and powerful men at the Restoration court. He married a Scottish heiress, Anne Scott, and together they became leaders of fashion and taste.
Highly energetic particles from outer space travelling at the speed of light, known as cosmic rays, originate from the sites of extreme particle acceleration in the Universe.