A team of researchers in the UK say their AI-powered stethoscope can detect three different heart conditions in just 15 seconds. It also, apparently, can be horribly inaccurate. Placed over the heart like an old-fashioned stethoscope, the "smart" gizmo analyzes the rhythms of the heartbeat and blood flow that're undetectable to the human ear, while also performing a quick electrocardiogram, or ECG — a test that gauges your heart's electrical activity. Then, all that info is packaged and sent "securely" to the cloud, where it gets analyzed by AI algorithms. However many heartbeats later, a test result is sent to […]