303 | AMA | February 2025

8450.205 - 8471.447 Sean Carroll

Chris A. says, why is developing a quantum description of gravity so difficult? A lot of very smart people have been trying very hard for nearly 100 years. So what is it about the problem that makes it so intractable? It's a great question, you know, one that does get talked about, but maybe deserves to be talked about more. And I think that there are two kinds of problems. This is not just me.