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Unidentified aerial annoyance: Full disclosure or dubious UFO nonsense?

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« Shaking Up Our Understanding: Ethereal Variant of Mysterious Plant Is Actually a New Species

A spaceflight disaster was narrowly avoided in 1972. A series of intense solar flares exploded in August, just months before the launch of Apollo 17. Any astronauts on the moon at that time would have died from radiation. As NASA's new lunar missions progress, the threat of radiation still looms. »