The impact of Machine Learning in Cosmology

Posted on Jun 20, 2021 in AI, Machine Learning, Research, Science

An online debate hosted by the Machine Learning Club, with co-panelists Bhuvnesh Jain, Uros Seljak and Hiranya Peiris, held on Apr 28th 2021.

Space Sounds: The Music of the Cosmos

Posted on May 28, 2021 in Gresham College, Outreach, Public lecture, Science, universe

A Gresham College lecture as Visiting Professor of Cosmology, part of the series “The Unexpected Universe“. “In space, no one can hear you scream”. The chillingly accurate tagline of Ridley Scott’s 1979 space horror classic, Alien, is often belied in science fiction movies, forgetting that in space there is no air, and hence no sound. Space today […]

Understanding the Universe with AI

A Gresham College lecture as Visiting Professor of Cosmology, part of the series “The Unexpected Universe“. Digital technology from the early 1990s onwards produced an exponential increase in astronomical data. Within our lifetime, the entirety of the visible universe will have been mapped out: we will have seen everything there is to see. The question will then […]

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 […]

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 […]

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 […]

The Theory of Everything explained

Posted on Sep 10, 2013 in Outreach, Uncategorized

I had the pleasure to act as scientific advisor for a short, sponsored movie on… cosmology and love. It’s a new Theory of Everything. It does sound an unlikely mix, but if you think about it, love is all-pervasive, just as dark matter and dark energy are. But judge for yourselves: The Theory of Everything has […]