This episode includes a fascinating interview with a researcher in ultrasound, Dr. Michael Canney who is an acoustics researcher the chief scientific officer at a French company named Carthera (https://carthera.eu/) and they make ultrasound devices that can disrupt the blood-brain barrier in order to let medicines into the brain that otherwise could only get through in very small amounts. We talk more broadly about the explosion of various applications of ultrasound beyond imaging, including...