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 ...

You’ve probably heard astronauts talking to mission control while they perform operations in space. In these recordings, you can hear the back-and-forth chatter, along with the astronaut’s breathing ...

This article was originally published on The Conversation. Read the original article. We know that there is sound on planets and moons in the solar system—places where there's a medium through which ...

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 ...

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 ...