17/07/2017

NASA listens in as electrons whistle while they work

Space is not empty, nor is it silent. While technically a vacuum, space nonetheless contains energetic charged particles, governed by magnetic and electric fields, and it behaves unlike anything we experience on Earth. In ...

'It's raining needles': Drug crisis creates pollution threat

They hide in weeds along hiking trails and in playground grass. They wash into rivers and float downstream to land on beaches. They pepper baseball dugouts, sidewalks and streets. Syringes left by drug users amid the heroin ...

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