“In the past couple of decades, the rise of cheap computing power, brain-scanning technologies and artificial intelligence has given birth to what many claim is a powerful new generation of lie-detection tools. Startups, racing to commercialize these developments, want us to believe that a virtually infallible lie detector is just around the corner.” The Guardian: The race to create a perfect lie detector – and the dangers of succeeding. (The surest sign that someone is lying is when their skin begins to turn a weird shade of orange…)