James O'Brien's Mystery Hour

James O'Brien's Mystery Hour

If you've ever wondered "why", then this is the hour for you. Sometimes simple, sometimes intelligent, but almost always entertaining, probably the best hour of radio you could ever download!
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Resumen del episodio

James O'Brien hosts a 'Mystery Hour' segment where callers present various enigmas for the audience to solve. The episode covers a wide range of topics, including the etymology of 'peppermint', the spelling history of Boreham Wood, and the requirements for installing hedgehog crossing signs. The discussion expands into diverse subjects such as the physics of solar energy reflected by the moon, historical reasons for driving on the left side of the road, and the mechanics of injury time in rugby versus football. The episode also explores US political registration strategies, motorway numbering systems, and the evolutionary biology and communication methods of fiddler crabs.

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Destacados

If I suspect for a minute... that you're reading out your answer, you will not only be cut off immediately, you'll be banned from tuning into Mystery Hour for the rest of your life, actually.

00:03:44 · The host establishes a strict rule against callers using Google to find answers to the mysteries presented.

the sword was dangling on one side. So if you were crossing on a horse, you wouldn't want to clash swords. So you'd go on the left hand side and your sword would be on your left hip.

00:18:16 · The host proposes a historical reason why people might have traditionally ridden on the left side of the road.

the ball's out of play in rugby, the watch stops, when it's out of play at all, if it goes over the line, so you get exactly 80 minutes of play.

00:26:18 · The speaker explains how timekeeping differs between rugby and football during periods where the ball is out of play.

The independent voter thing, there's no specific advantage to it. What you are doing is you are telling both parties that you are not completely aligned with the platform that they're running on.

00:39:49 · A caller explains the political messaging behind registering as an independent voter in the US.

I defined three specific types of drumming that they're actually doing at each other, and I defined what each one meant.

00:49:40 · The caller describes her scientific contribution to understanding the communication methods of fiddler crabs.

Episodios

739-

Do crabs have a dominant claw?

James O'Brien hosts a 'Mystery Hour' segment where callers present various enigmas for the audience to solve. The episode covers a wide range of topics, including the etymology of 'peppermint', the spelling history of Boreham Wood, and the requirements for installing hedgehog crossing signs. The discussion expands into diverse subjects such as the physics of solar energy reflected by the moon, historical reasons for driving on the left side of the road, and the mechanics of injury time in rugby versus football. The episode also explores US political registration strategies, motorway numbering systems, and the evolutionary biology and communication methods of fiddler crabs.

23 jul. 2026
738-

Are my polished nails suffocating?

In this episode of Mystery Hour, James O'Brien and his guests explore a wide array of curiosities, from the scientific nature of laughter and the biological mechanisms of cell growth to the peculiar logistics of ice cream van routes in Scotland. The discussion ranges from lighthearted debates on sartorial choices and the inaccuracy of washing machine timers to historical anecdotes regarding 10 Downing Street. Listeners also weigh in on various modern dilemmas, including the challenges of gluten-free bread, the effectiveness of smartwatch sleep tracking, and how dogs navigate through woods at high speeds. The segment blends personal anecdotes with scientific inquiries, covering everything from the history of military goose-stepping to the mystery of whether fingernails can breathe under nail varnish.

25 jun. 2026
737-

Do birds herd sheep?

In this episode of Mystery Hour, James O'Brien and various callers explore a wide array of curiosities, ranging from the science of glassware and champagne preservation to the mechanics of auction increments. The discussion delves into unexpected topics, including the functionality of lift buttons in the UK, the behavior of pollinators, and the biological navigation of mice. The episode also addresses lighter mysteries, such as a surge of 'quack' messages from listeners and the logic behind fishermen wearing camouflage. From the defensive behaviors of lapwings protecting their nests to the industry standards of lift safety, the show connects diverse scientific and anecdotal observations.

18 jun. 2026
736-

Ducks in the sea?

James O'Brien hosts the 'Mystery Hour,' navigating a range of topics from the scientific density of sweet potatoes and the history of playing cards to the biological recycling of elements in the natural world. The episode also features discussions on birdwatching with the Merlin app and the behavior of sea-dwelling ducks in Greece. The episode is marked by breaking news regarding the resignation of the Secretary of State for Defence, John Healy. The discussion explores the political tension between military readiness and Treasury spending constraints, and the potential impact of this resignation on Prime Minister Keir Starramer's leadership.

11 jun. 2026
735-

Can mosquitoes get drunk?

James O'Brien hosts a series of 'Mystery Hour' segments, where listeners pose whimsical and scientific questions for the hosts and guests to answer. The episode explores a wide range of topics, from the biological effects of alcohol on mosquitoes and the mechanics of skin pigmentation to the logistics of bus route numbering and the movement of cars into shopping malls. Through a mix of humor and scientific explanation, the show delves into the nuances of genetics, such as DNA sharing between relatives, and the biological realities of eyelash mites and regional accents. The segments feature expert insights into how thermal sensing works in insects and the role of melanocytes in protecting the skin from UV light.

04 jun. 2026