This week’s new questions

Why do wasps have such a narrow waist, and is it possible to adjust a TV so that short-sighted people can see the images?

2 October 2019

Hourglass figure

Why do wasps have such a narrow waist? What could be the advantage of having such a narrow join between thorax and abdomen, which seems like a very weak point?

Rosalind Coles, Clyro, Powys, UK

Needing focus

I wear spectacles to correct for myopia and astigmatism. Is it possible to create a program to adjust the image of a TV, mobile or PC monitor using my optical prescription such that I could view it without spectacles?

Mike Daw, Cheltenham, Gloucestershire, UK

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