Date: November 19, 2022
“Why do physicists think that our universe isn’t the only one? And should you believe them? In this video, I explain what the multiverse is and what the problem is with it. I have talked about this before but in hindsight I think I made it too confusing. This is my new and hopefully improved attempt to summarize the important points.
Correction: At 5 minutes 20 seconds, the text on screen says “Enternal Inflation” — that should have been “Eternal Inflation”! Sorry about that!
00:24 What is a Multiverse?
01:41 The Many Worlds Interpretation
04:33 Eternal Inflation
06:00 The String Theory Landscape
07:35 The Problem with the Multiverse
10:28 Answers to the Usual Objections
15:30 Sponsor Message”
Date: November 12, 2022
“Today we’ll talk about experimental evidence for quantum effects in the brain, the discovery of a potentially dangerous asteroid, a new method to track turbulence in plasma, China’s scientific Rise and the British Space Program, viruses on microplastics, how lasers can trick an autonomous vehicle into running someone over, the link between intelligence and self-control – in jay, and a 15th century house excavated in Berlin. And of course the telephone will ring.”
Date: October 14, 2022
“In the past couple of years cold fusion has received renewed attention, though it’s now been renamed to “low energy nuclear reactions” or LENR for short. In this video I look at what we know and don’t know, and how promising it is.”