When a story about UFOs came across the desk of The Economist’s Michelle Hennessy, she was sceptical. A powerful cultural legacy of flying saucers and aliens is hard to ignore. But a recent flurry of interest from U.S defence agencies and NASA, stress the serious and scientific task of shedding light on what’s happening in the skies above.Listen to what matters most, from global politics and business to science and technology—Subscribe to Economist Podcasts+For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account. Hosted on Acast. See acast.com/privacy for more information.