The Download: the Pentagon’s AI-powered lie detector and young organ limits

September 25, 2026
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. The Pentagon wants $30 million to build an AI-powered lie detector The US government wants to spend $30.3 million over the next five years on an improved lie detector, according to…

The Pentagon wants $30 million to build an AI-powered lie detector

September 25, 2026
The US government wants to spend $30.3 million over the next five years on an improved form of lie detector, according to a Department of Defense budget request. The program, called “Polygraph+” or “Polygraph Next”, will focus on scoring algorithms that use artificial intelligence and machine learning and on a technique called “standoff sensing”, which…

Young organs may not be a fountain of youth for recipients

September 25, 2026
Around this time last year I was attending an aging conference in Manchester, listening to a talk about fly aging, when my phone started pinging. News outlets were reporting that a hot mic had caught Russia’s and China’s leaders discussing the possibility of living forever. “With the developments of biotechnology, human organs can be continuously…