@CNN: Listen to the soothing sounds of the sun. Scientists mapped vibrations that form the “low, pulsing hum of our star’s heartbeat.” https://t.co/TwzY2rQ7Xu https://t.co/2r5evjwTye

@CNN: Listen to the soothing sounds of the sun. Scientists mapped vibrations that form the “low, pulsing hum of our star’s heartbeat.” https://t.co/TwzY2rQ7Xu https://t.co/2r5evjwTye