X-ray image of the core of the Perseus cluster. Image credit: X-ray: NASA/CXC/SAO/E.Bulbul, et al. DOWNLOAD PDF VERSION Ridley Scott’s Alien might have you believe that there is no sound in space.
Both light and sound travel as waves, with characteristics that allow people with typical vision and hearing to perceive and categorize them when they reach their eyes and ears: “That’s a small red ...
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