In space, no one can hear you scream. You may have heard this saying. It’s the tagline from the famous 1979 science fiction movie “Alien.” It’s a scary thought, but is it true? The simple answer is ...

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 ...

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 ...

Our universe is filled with floating nebulae, spinning planets and black holes. But if we closed our eyes and listened, what would these celestial objects sound like? Would we hear a faint whoosh? Or ...

That now classic tagline (from Alien, one of the greatest science-fiction horror movies ever made) hinges on a big assumption that most of us broadly make: space is empty. And it is—mostly. But there ...

Space horror is a part of our popular culture. An episode of "Doctor Who" called "Listen," featuring Peter Capaldi in the titular role, saw the Doctor investigate a supposed creature that can never ...

Expertise from Forbes Councils members, operated under license. Opinions expressed are those of the author. At the start of my career, I used to do acoustic testing in an anechoic chamber where sound ...

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 [email protected]. How far can sound travel through space, since it ...