James O'Brien's Mystery Hour James O'Brien's Mystery Hour

Walking around in a see-through dress?

Aug 6, 2026 · 48m

Summary

James O'Brien hosts Mystery Hour, addressing listener questions ranging from why craters are round to the origins of northern surnames. A standout moment features Rebecca, daughter of geophysicist Professor Joanna Morgan, who explains that high-velocity impacts create circular craters via explosion. The episode also covers why polarizing sunglasses reveal grid patterns on car windows and why footballers slide on their knees to celebrate goals.

Topics discussed

Wayfair back-to-school advertisement News roundup: Conservative party and neo-Nazi candidate Mystery Hour introduction and rules Ghost glasses: Why you feel items still on your head Brief discussion on the movie Odyssey Why beachwear is acceptable in public but not elsewhere Wayfair and Wonder advertisements Why are craters on planets round? Why do Northern English surnames sound distinct? Grid patterns on car windows with polarizing sunglasses Recap of unanswered questions Why do men's toilets smell worse than women's? Why use Latin 'BC' instead of English 'Before Christ'? Why is the letter Z used to represent snoring? Scientific explanation for round craters Wayfair advertisements Why footballers slide on their knees after scoring Detailed explanation of men's toilet smells Show wrap-up and winner announcement
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