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Getting into the Halloween spirit, NASA released a collection of the spookiest sounds ever recorded by the agency's spacecraft instruments. Captured radio emissions reveal whistling helium, howling planets, and other mysterious noises from the depths of space.

Tech Briefs also has its share of scares, or at the very least, technologies that creep and crawl. For Halloween, here's a look at Tech Briefs' most hair-raising/eyebrow-raising videos.

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