Mysteries of the Dark Cosmos

Posted on Mar 2, 2021 in Gresham College, Outreach, Public lecture, Science, universe

A Gresham College lecture as Visiting Professor of Cosmology, part of the series “The Nature of Reality“. Dark matter and dark energy together make up 95% of our Universe. Yet, very little is known about them.  This lecture will present the endeavours of cosmologists and particle physicists, as they attempt to explain the fundamental nature of these […]

What Has Einstein Ever Done for You?

Posted on Feb 15, 2021 in Gresham College, Outreach, Public lecture, Science

A Gresham College lecture as Visiting Professor of Cosmology, part of the series “The Nature of Reality“. Albert Einstein’s mind-boggling ideas revolutionized our view of the universe. From relativity to curved spacetime, from the Big Bang to black holes and gravitational waves, nothing could be further from our everyday experience than such esoteric concepts, right? Wrong!  This […]

Neutrino: the particle that shouldn’t exist

Posted on Feb 2, 2021 in Gresham College, Outreach, Public lecture, Science

A Gresham College lecture as Visiting Professor of Cosmology, part of the series “The Unexpected Universe“. In 1930, the great physicist Wolfgang Pauli did something that “no theorist should ever do”: he invented a new particle that he thought nobody could ever detect in order to save the principle of energy conservation in certain radioactive […]

Weighing the Universe

Posted on Apr 17, 2020 in Gresham College, Outreach, Public lecture, Science, universe

A public lecture given on Nov 4th 2019 as Visiting Professor of Cosmology at Gresham College, London. Part of a three lecture series in 2019-2020 on “The Nature of Reality”. Surely you can’t “weigh” the Universe?!  Let us begin by clarifying the title of this lecture: “weighing” is not quite the right word. In fact, […]

Why Society Needs Astronomy and Cosmology

A public lecture given as Guest Professor at Gresham College London on March 15th 2016. “One day, Sir, you may tax it!”  In 1850 the Chancellor of the Exchequer, William Gladstone, reportedly visited Michael Faraday’s laboratory at the Royal Institution of Great Britain. Faraday’s reputation as one of the greatest scientists of his time was […]

The Nature of Reality

Posted on Aug 19, 2019 in Gresham College, News, Outreach, Public lecture

FREE LECTURE SERIES 2019-20 The Nature of Reality Roberto Trotta, Visiting Professor of Cosmology All lectures are free on a first-come first served basis, but we can book for schools/ colleges on [email protected]  Monday 4 November 2019, 1pm, Museum of London Weighing the Universe  The cosmic microwave background is the luminous echo of the primordial […]

Why Society Needs Astronomy and Cosmology: a Gresham College Guest Lecture

This is the text accompanying a Gresham College Guest Lecture I gave on March 15th 2016. Audio recording of the lecture: Video of the lecture available here “One day, Sir, you may tax it!” In 1850 the Chancellor of the Exchequer, William Gladstone, reportedly visited Michael Faraday’s laboratory at the Royal Institution of Great Britain. […]