Three and a half kilometers beneath the Mediterranean Sea, around 80km off the coast of Sicily, lies half of a very unusual telescope called KM3NeT. Three and a half kilometers beneath the Mediterranean Sea, around 80km off the coast of Sicily, lies half of a very unusual telescope called KM3NeT. General Physics Phys.org – latest science and technology news stories
3.5 kilometers underwater, scientists found a staggeringly energetic particle from outer space
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