For the Love of Learning since 1597

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. 

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    Cosmic Vision: Witnessing Fireworks

    Accounts of occasional celestial spectacular events in past centuries have provided crucial information for modern-day astrophysicists. One such example is the so-called Great Eruption of Eta Carinae which was for a time in the mid 19th century the third brightest object in the night sky.

    The Sound of Mathematics

    It has been known since antiquity that there are simple “harmonic” relationships between notes that sound appealing together. This lecture introduces the mathematics of pitch, scales, and just temperament. The pitch of a sound is not its only important property.

    Cosmic Vision: Attentive Eyes

    Well-trained eyes can be remarkably useful for capturing light curves of evolving objects in the cosmos, even contributing to modern research programmes.

    Cosmic Vision: Watching the Radio

    At longer wavelengths than the normal optical wavelengths to which human eyes are normally sensitive, is the radio part of the electromagnetic spectrum.

    Russian Piano Masterpieces: Musorgsky

    Musorgsky was a proficient, but not virtuosic pianist, and most of his piano music is comprised of unambitious salon pieces. On the basis of these modest exploits, no one could have predicted his Pictures at an Exhibition.

    Looking for Life On Mars

    Mars has changed since it formed 4.6 billion years ago. When life started on Earth ~4 billion years ago, Mars was habitable too, with volcanism, a magnetic field, surface water and a thick atmosphere. Today, Mars is cold and dry, with a thin atmosphere and harsh surface.

    BBC Radio in the 78 Era (1920–1948)

    In 1920, Nellie Melba’s singing was transmitted to Europe and Newfoundland via the wireless. In 1922 the BBC began broadcasting, and from the outset sponsored new music and relayed outside broadcasts to the nation (and from 1932, to the world).

    Perceptions, Expectations, and Discoveries

    This talk will consider how expectation plays a role in discovery and in scientific advance, and considers the challenges involved in assessing changes taking place on our own planet.

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