Sound needs a medium (solid, liquid, or gas) to travel. Space is a vacuum, lacking the matter to carry sound waves. No sound in space means no echoes. While a near-perfect vacuum, some sounds can be ...

Chris Impey receives funding from the National Science Foundation. Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Hear the beauty of deep space thanks to the sonification of telescope data. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Relish in the ...