Microplastics contaminate land, a four-eyed lizard, and dark matter goes missing. Also coffee and pot, the science of luck, and do trees radiate heat?

Quirks and Quarks

Scientists worry microplastics found on farmers’ fields could end up in our food; Why a lizard from 49 million years ago had four eyes; A strange new kind of galaxy has no dark matter, and we don’t know why; Wake ‘n’ bake - what coffee and cannabis have in common; How you can use the science of luck to change your fortunes; Nature retracts CRISPR ‘bull in a China shop’ paper about gene editing; Do trees radiate heat?

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