Is Time Travel Possible? Here's What Physics Says.
23:47
I Think Faster Than Light Travel is Possible. Here's Why.
18:46
The Biggest Gap in Science: Complexity
21:33
Human Extinction: What Are the Risks?
22:18
I believe chatbots understand part of what they say. Let me explain.
18:25
Does the Many Worlds Interpretation make sense?
20:54
Collective Stupidity -- How Can We Avoid It?
19:24
What if the Effect Comes Before the Cause?
22:38