Alien menace or victim of xenophobia? The battle over Britain’s parakeets
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Established in UK cities for decades and much loved for their green
plumage, the Himalayan birds have been recast as an ecological threat. But
is the ide...
1 hour ago





FOR REAL; antimatter (despite the "anti-") is made of regular ordinary energy, and even if it's got an opposite charge, it should still obey the same general rules as matter does. Antimatter falling up would mean a violation of the law of conservation of energy, among other things.
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