Episode 575
Why does squinting sharpen vision?
And why laser beams are bad for goalkeepers...
July 17, 202125m 13s
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Show Notes
In this week's show, recorded before the Euro 2021 final, Dr Chris explains why Inuits survive on polar fare with impunity but Shackleton's crew developed nutritional deficiency when they were stuck in the Antarctic. Also, why laser beams are bad for goalkeepers, if energy drinks are dangerous, why squinting sharpens vision, if there humans with better senses than average, and what is meant by the percentage chance of rain? Like this podcast? Please help us by supporting the Naked Scientists
Topics
squintingvisionpinhole cameralaserlightretinaNutritionshackletoninuitdietwaterplanet formationsenserainfallweather forecastday length