James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Although few people ever get the chance to travel at the speed of sound, it is an alluring flight goal and an impressive technological feat. Though average people have flown at high speeds on ...

NASA is testing the limits of future Mars aircraft as it works to develop a next-generation fleet of helicopters that will ...

Bobby Moore explains the fundamental differences between the speed of sound and the speed of light in physics.

Researchers have teased out the details of how sound behaves at various times and places on Mars — and the results are very different from what we are used to on Earth. NASA's Perseverance rover on ...

At a media event in January, NASA and Lockheed Martin dropped a curtain to reveal an experimental jet that could someday change the way people fly. As inspirational music played and fog crept across ...

The X-59 jet is NASA’s answer to that problem. Featuring a needlelike tip, it’s designed to travel at more than 1,000 miles per hour—about twice as fast as a commercial jet—while limiting the noise of ...

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How far can sound travel through space, since it’s so empty? Is there an echo in space? – Jasmine, age 14, Everson, Washington In space, no one can hear you scream. You may have heard this saying.