Steven Weinberg - How Do Particles Explain the Cosmos?

The cosmos is vast, the largest stuff that exists. Particles are tiny, the smallest stuff that exists. Yet the particles compose the cosmos; there is nothing in the cosmos other than the particles, and the fields and forces that are associated with them. How does the whole system composed of cosmos and particles work? Make a donation to Closer To Truth to help us continue exploring the world's deepest questions without the need for paywalls: https://shorturl.at/OnyRq Free access to Closer to Truth's library of 5,000 videos: http://bit.ly/376lkKN Watch more interviews on electromagnetic interaction between elementary particles: https://bit.ly/2ZGgDcH Steven Weinberg is an American theoretical physicist and Nobel laureate in Physics for his contributions to the unification of the weak force and electromagnetic interaction between elementary particles. Register for free at CTT.com for subscriber-only exclusives: http://bit.ly/2GXmFsP Closer to Truth, hosted by Robert Lawrence Kuhn and directed by Peter Getzels, presents the world’s greatest thinkers exploring humanity’s deepest questions. Discover fundamental issues of existence. Engage new and diverse ways of thinking. Appreciate intense debates. Share your own opinions. Seek your own answers.