A diet of microplastic, Canada's northern limits, elephants smell numbers, depression genetics, magnetic therapy for concussion and aurorae on other planets.
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Description
We're consuming a lot of plastic and have no idea of the risks; Canada is using science to lay claim to the North Pole; The elephant's mathematical trunk can smell numbers; Depressing conclusion as new research reverses 25 years of research; Concussion symptoms reversed in mice using magnetic therapy; Do auroras occur on other planets and moons?
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