Of all the technology topics covered by industry analysts, financiers and pundits over the course of 2025, perhaps the most interesting was that of the so-called artificial intelligence (AI) bubble.

The original version of this story appeared in Quanta Magazine. All of modern mathematics is built on the foundation of set theory, the study of how to organize abstract collections of objects. But in ...

In the first part of our round-up of the Dallas meeting of the Innovative Optical and Wireless Network (IOWN) project’s Global Forum conference in October 2025, we looked at the technological ...