Catching liars is tricky. On average, our ability to pinpoint fibs is no better than chance. Even cops who are trained to detect deception are only successful 60 percent of the time. The polygraph, invented in 1921, improved those odds to around 65 percent, but it’s so notoriously fluky that it’s used mainly to elicit confessions.
Gender-spotting tool could have rumbled fake blogger
Software that guesses a writer’s gender could have prevented the world being duped into believing a blog that opposed the Syrian government and was striking out for gay rights was written by a young lesbian living in the country.