Batteries are among the technologies that have had a silent, dramatic change over my lifetime. Last week, as I was setting up a blood pressure cuff for my mother, I opened the compartment in the back and realized I needed 4 AA-sized batteries. It was once common for devices to …

I'm about halfway through Saul Griffith's 2021 Electrify: An Optimist's Playbook for Our Clean Energy Future, and I find the author makes a compelling point about bringing nearly everything—energy creation, transmission, and use—to a common factor of "electricity" and then optimizing that system. There are many interesting problems …

One of the very first issues of Thursday Threads was on data centers (2011). That issue had articles on a major Amazon Web Services outage, remote data centers powered by renewable energy, and videos about Google's and Meta's data centers. Unfortunately, I've found that the videos are lost to time …