Could a Shirt Hear Your Heartbeat? | SciShow News

The video discusses innovative research on a fabric that can hear, mimicking the human ear's structure using piezoelectric materials. This fabric can detect sound and has potential applications in health monitoring and aiding the hearing impaired. Additionally, the video explores research on pig vocalizations, linking them to emotional states, which could lead to tools for better animal welfare.

What potential applications for the sound-sensitive fabric were mentioned?

What findings were reported regarding the vocalizations of pigs and their emotional states?

How did the researchers measure the vocal parameters of pigs?