2 | Carlo Rovelli on Quantum Mechanics, Spacetime, and Reality

2 | Carlo Rovelli on Quantum Mechanics, Spacetime, and Reality

Quantum mechanics and general relativity are the two great triumphs of twentieth-century theoretical physics. Unfortunately, they don't play well together -- despite years of effort, we currently lack a completely successful quantum theory of gravity, although there are some promising ideas out there. Carlo Rovelli is a pioneer of one of those ideas, loop quantum gravity, as well as the bestselling author of such books as Seven Brief Lessons on Physics and the recent The Order of Time. We talk about how to make progress on this knotty problem, including whether string theory will play a role (Carlo thinks not). [smart_track_player url="http://traffic.libsyn.com/seancarroll/rovelli.mp3" social_email="true" hashtag="mindscapepodcast" ] Carlo Rovelli is a professor of theoretical physics at the Centre de Physique Théorique de Luminy of Aix-Marseille University in France. In 1988, he and Abhay Ashtekar and Lee Smolin introduced the idea of loop quantum gravity. He is also the author of the "relational" interpretation of quantum mechanics. Home page Wikipedia page Google Scholar publications Amazon.com author page Talk on The Physics and Philosophy of Time Twitter Download Episode

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45 | Leonard Susskind on Quantum Information, Quantum Gravity, and Holography

45 | Leonard Susskind on Quantum Information, Quantum Gravity, and Holography

For decades now physicists have been struggling to reconcile two great ideas from a century ago: general relativity and quantum mechanics. We don't yet know the final answer, but the journey has taken...

6 Maj 20191h 13min

44 | Antonio Damasio on Feelings, Thoughts, and the Evolution of Humanity

44 | Antonio Damasio on Feelings, Thoughts, and the Evolution of Humanity

When we talk about the mind, we are constantly talking about consciousness and cognition. Antonio Damasio wants us to talk about our feelings. But it's not in an effort to be more touchy-feely; Damasi...

29 Apr 20191h 12min

43 | Matthew Luczy on the Pleasures of Wine

43 | Matthew Luczy on the Pleasures of Wine

Some people never drink wine; for others, it's an indispensable part of an enjoyable meal. Whatever your personal feelings might be, wine seems to exhibit a degree of complexity and nuance that can be...

22 Apr 20191h 46min

42 | Natalya Bailey on Navigating Earth Orbit and Beyond

42 | Natalya Bailey on Navigating Earth Orbit and Beyond

The space age officially began in 1957 with the launch of the Sputnik 1 satellite. But recent years have seen the beginning of a boom in the number of objects orbiting Earth, as satellite tracking and...

15 Apr 201959min

41 | Steven Strogatz on Synchronization, Networks, and the Emergence of Complex Behavior

41 | Steven Strogatz on Synchronization, Networks, and the Emergence of Complex Behavior

One of the most important insights in the history of science is the fact that complex behavior can arise from the undirected movements of small, simple systems. Despite the fact that we know this, we'...

8 Apr 20191h 14min

40 | Adrienne Mayor on Gods and Robots in Ancient Mythology

40 | Adrienne Mayor on Gods and Robots in Ancient Mythology

The modern world is full of technology, and also with anxiety about technology. We worry about robot uprisings and artificial intelligence taking over, and we contemplate what it would mean for a comp...

1 Apr 20191h 3min

39 | Malcolm MacIver on Sensing, Consciousness, and Imagination

39 | Malcolm MacIver on Sensing, Consciousness, and Imagination

Consciousness has many aspects, from experience to wakefulness to self-awareness. One aspect is imagination: our minds can conjure up multiple hypothetical futures to help us decide which choices we s...

25 Mars 20191h 19min

38 | Alan Lightman on Transcendence, Science, and a Naturalist's Sense of Meaning

38 | Alan Lightman on Transcendence, Science, and a Naturalist's Sense of Meaning

Let's say, for sake of argument, that you don't believe in God or the supernatural. Is there still a place for talking about transcendence, the sacred, and meaning in life? Some of the above, but not ...

18 Mars 20191h 16min

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