The U.S. Food and Drug Administration’s April 2, 2026, warning letter to Purolea Cosmetics Lab is making the rounds, mostly under some version of “FDA cracks down on AI in manufacturing.”

That’s the wrong way to read this. If you build medical devices, treating this issue as an AI story will cause you to miss the part that actually applies to you.

Purolea wasn’t a story…

Many erroneously think of a process behavior chart as a technique for monitoring a process. Consequently, they consider other monitoring techniques as alternatives to a process behavior chart. One of these proposed alternatives is an exponentially weighted moving average (EWMA). While an EWMA may be used to monitor a process and to make adjustments to the process aim, it is, at best, a poor…

MIT launched a new initiative—titled Science Is Curiosity on a Mission—to make the case for the long-horizon, curiosity-driven science that has powered generations of American innovation. Through stories of scientists pursuing open-ended questions, the project highlights how fundamental discovery research sparks advances in medicine, technology, national security, and economic growth.