Voyager 1 Hears A “Hum” From Beyond The Solar System (Cool Weird Awesome 535)
Way out there beyond the edge of the solar system, Voyager 1 is measuring the density of the stuff out there. And because that stuff is vibrating, it comes out as sound. In other words, there are sounds in interstellar space and we have now recorded them. Plus: a look at a very chill hobby some bartenders have taken up in Japan.