For the first time, researchers were able to transmit, or "tunnel," sound waves across extremely small distances between two crystals in a vacuum. When you purchase through links on our site, we may ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Because space is a vacuum nearly devoid of particles, sound can’t travel through its ...

Add Yahoo as a preferred source to see more of our stories on Google. Sound waves overlaid on an image of outer space For the first time, scientists have shown that sound can travel through the ...