How Special Is Our Universe?

  • Details
  • Transcript
  • Audio
  • Downloads
  • Extra Reading

If the fundamental constants of nature differed from their measured values, life as we know it would not have emerged. Stars are witness to the forces of electromagnetism and gravity - displace this equilibrium and the existence of nuclear-burning stars is at risk. In such a universe, stars would never have formed, or might have collapsed to black holes.

Theories of the multiverse suggest that life-containing universes are incredibly rare. We live in one of these, whether by cosmological natural selection or by the consequences of a theory yet to be formulated.

Download Transcript

This event was on Wed, 06 Dec 2017


Professor Joseph Silk

Professor of Astronomy

Joseph Silk FRS, is a research scientist at the Service d’Astrophysique, CEA, Saclay and the Institut d’Astrophysique, Université Pierre et Marie Curie, Paris.

Find out more

Support Gresham

Gresham College has offered an outstanding education to the public free of charge for over 400 years. Today, Gresham plays an important role in fostering a love of learning and a greater understanding of ourselves and the world around us. Your donation will help to widen our reach and to broaden our audience, allowing more people to benefit from a high-quality education from some of the brightest minds. 

You May Also Like