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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Riassunto dell'episodio
In this episode of Mystery Hour, James O'Brien explores a wide range of curiosities through listener interactions. The discussion covers everything from the structural reasons behind horizontal shirt buttons and how urban foxes survive droughts to the technical debate over what truly qualifies as a 'crisp.'
The show also delves into human biology and psychology, examining why stomachs rumble when empty, the mechanics of the fight-or-flight response, and the instinctual drive to park near others in empty car parks. Additionally, listeners share insights on Oyster card data storage and the development of mechanical models for pharmaceutical research.
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Momenti salienti
the only buttonhole upon which stress is placed is the bottom buttonhole So if it were vertical, then it would be more likely to split because you're pushing it down all the time.
00:05:32 · James O'Brien explains the structural reason why the bottom button on a shirt is sewn horizontally rather than vertically.
A baked Walker's crisp. A baked Walker's crisp is not a crisp. It's a maize-based snack or a wheat-based snack.
00:18:51 · The host and caller debate the technical classification of various snacks to determine what qualifies as a true crisp.
A tiny bit of information is held on your device or credit card to allow them to see only what time you checked in, where, and the fact that there's some sort of balance that can pay for the fare
00:28:26 · The caller explains how contactless payment data is stored for transport inspections.
So what the stomach does once it's empty every so often is it does what's called a housekeeper wave. And it's a really strong contraction. where it just pushes everything, all of those juices out of the stomach down into the small intestine.
00:41:24 · The speaker explains the biological mechanism behind the gurgling noises heard in an empty stomach.
We lose our appetite in times of stress because our fight or flight response gets triggered off. And what that does is it sets off a lot of a big surge of adrenaline gets released, those hormones. in order to give us lots of energy to be able to survive whatever situation we're in.
00:44:24 · A listener explains how the body prioritizes survival energy over digestion during stressful situations.
In this episode of Mystery Hour, James O'Brien explores a wide range of curiosities through listener interactions. The discussion covers everything from the structural reasons behind horizontal shirt buttons and how urban foxes survive droughts to the technical debate over what truly qualifies as a 'crisp.'
The show also delves into human biology and psychology, examining why stomachs rumble when empty, the mechanics of the fight-or-flight response, and the instinctual drive to park near others in empty car parks. Additionally, listeners share insights on Oyster card data storage and the development of mechanical models for pharmaceutical research.
Pubblicato17 Set 2026
Durata47:51
Episodi
747-
What makes a crisp a crisp?
Ascoltati
In this episode of Mystery Hour, James O'Brien explores a wide range of curiosities through listener interactions. The discussion covers everything from the structural reasons behind horizontal shirt buttons and how urban foxes survive droughts to the technical debate over what truly qualifies as a 'crisp.'
The show also delves into human biology and psychology, examining why stomachs rumble when empty, the mechanics of the fight-or-flight response, and the instinctual drive to park near others in empty car parks. Additionally, listeners share insights on Oyster card data storage and the development of mechanical models for pharmaceutical research.
17 Set 2026
746-
I've got to smell my dog's paws
Ascoltati
In this episode of Mystery Hour, James O'Brien and various guests explore a wide array of scientific, historical, and everyday curiosities. The discussion covers everything from the biological reasons why dog paws smell like popcorn and how ancient civilizations developed base-12 mathematics to the science behind mushroom flavor intensification and the visibility of the moon during the day.
Listeners also delve into the mysteries of modern life, investigating why margarine consistency has changed, the mechanics of peanut butter oil separation, and the psychological implications of arm-crossing. The episode concludes with historical insights into battlefield casualty practices and the biological limitations that prevent strawberries from overrunning the world.
10 Set 2026
745-
What's the point of bay leaves?
Ascoltati
In this episode of Mystery Hour, James O'Brien and guests explore a wide range of listener inquiries, from the historical ambiguities of leap year dates to why cats are drawn to square objects. The show delves into the science of taste through the concept of umami, investigates the mechanics behind revolving doors, and examines how modern television uses Automatic Content Recognition for targeted advertising.
The episode also features a deep dive into industrial history with an interview with Brian, a retired factory worker, who discusses his 32-year career at Heinz and the technical evolution of can production.
03 Set 2026
744-
Smallest living thing in the human body?
Ascoltati
James O'Brien hosts a segment of Mystery Hour, engaging with callers on a wide array of scientific, historical, and trivia-based questions. The episode explores topics ranging from the history of chef uniforms and the chocolate textures of Cadbury bars to biological inquiries regarding amoebas, rodent tooth growth, and the scale of viruses.
The conversation also delves into the mechanics of the water cycle, the unique business model of Sam Smith's pubs, and the physiological sensations of brain freeze. Through listener interactions, the host explores various curiosities including film trivia involving Frank Sinatra and the sensory experiences of synesthesia.
27 Ago 2026
743-
Why can we smell rain before it falls?
Ascoltati
In this episode of the 'Mystery Hour' on LBC, James O'Brien and guests answer a diverse range of listener questions. The discussion covers human physiology, such as how we regulate body temperature and why we can smell rain before it falls, alongside topics like the legal nuances of court oaths and the behavior of seagulls.
The episode also explores technical and scientific curiosities, including the mechanics of maritime weight limits via the plimsoll line, the impact of water density on buoyancy, and the architectural reasons behind arch-shaped railway stations. Additional segments touch upon gardening, specifically regarding drought-resistant weeds and tree fern care.
20 Ago 2026
742-
Why does posh slang stay the same?
Ascoltati
In this episode of Mystery Hour, James O'Brien and various callers explore a wide range of scientific and social curiosities. Topics include the physics of opening a soda can in space, the behavior of eggs underwater, and why toddlers can accelerate so quickly to escape adults.
The conversation also delves into linguistic evolution between urban and posh slang, the visibility of meteor showers, and biological mysteries such as how SPF usage affects freckles and the evolutionary theories behind peripheral vision.
13 Ago 2026
741-
Walking around in a see-through dress?
Ascoltati
James O'Brien opens Mystery Hour with news regarding political candidates before diving into a wide-ranging series of listener questions. The episode explores diverse topics, from the social norms of seaside attire and the sensation of 'ghost glasses' to the scientific reasons behind circular planetary craters and the physics of football celebrations.
The discussion also touches upon the linguistic origins of historical dating, the persistence of Northern English surnames, and the mechanics of why public toilets may smell. The show concludes by addressing the visual effects of polarizing sunglasses and awarding a prize to a listener.
06 Ago 2026
740-
Harmonica making my dog howl
Ascoltati
In this episode of Mystery Hour, James O'Brien and various callers explore a wide array of scientific, historical, and trivial curiosities. The conversation covers topics ranging from the science of milk absorption in porridge and whether birds possess taste buds to the historical origins of Scotland Yard and the etymology of UK place names.
The segment also delves into the mechanics of 20/20 vision, the biological processes of egg production in hens, and the unique historical traffic patterns at the Savoy Theatre. From the hygiene of public transport seating to why dogs howl at harmonicas, the episode provides answers to a diverse range of listener questions.
30 Lug 2026
739-
Do crabs have a dominant claw?
Ascoltati
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 Lug 2026
738-
Are my polished nails suffocating?
Ascoltati
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 Giu 2026
737-
Do birds herd sheep?
Ascoltati
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 Giu 2026
736-
Ducks in the sea?
Ascoltati
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 Giu 2026
735-
Can mosquitoes get drunk?
Ascoltati
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 Giu 2026
734-
Why is popcorn a cinema snack?
Ascoltati
28 Maggio 2026
733-
How do football commentators remember players?
Ascoltati
21 Maggio 2026
732-
When did people start Mexican waving?
Ascoltati
14 Maggio 2026
731-
Why are slugs coming for my dishwasher?
Ascoltati
07 Maggio 2026
730-
Why has my bagel got a hole in it?
Ascoltati
30 Apr 2026
729-
What colour is his ball?
Ascoltati
23 Apr 2026
728-
Why is the luggage all over the place?
Ascoltati
16 Apr 2026
727-
Easter eggs: what's all that about?
Ascoltati
02 Apr 2026
726-
Why are there so many breads?
Ascoltati
26 Mar 2026
725-
Why don't I burn when I'm cycling?
Ascoltati
26 Mar 2026
724-
Why are letters shaped like that?
Ascoltati
12 Mar 2026
723-
Sniffing empty bottles?
Ascoltati
05 Mar 2026
722-
Why is my hamster so ungrateful?
Ascoltati
26 Feb 2026
721-
Where did they get the water from for the canals?
Ascoltati
12 Feb 2026
720-
Why won't my glasses blow off?
Ascoltati
29 Gen 2026
719-
An insult to science
Ascoltati
22 Gen 2026
718-
Can you feel the tension in a room?
Ascoltati
15 Gen 2026
717-
Is some music too hard to play?
Ascoltati
08 Gen 2026
716-
My kitten won't listen to me
Ascoltati
18 Dic 2025
715-
Mystery Hour Travel Edition: It's in a tin
Ascoltati
11 Dic 2025
714-
How genetically related am I to Farage?
Ascoltati
04 Dic 2025
713-
Raw meat, leaves and that?
Ascoltati
27 Nov 2025
712-
Who invented the suit?
Ascoltati
20 Nov 2025
711-
Where did "Geordies" come from?
Ascoltati
13 Nov 2025
710-
A major induction hobs dispute
Ascoltati
06 Nov 2025
709-
Unbelievable bee content
Ascoltati
30 Ott 2025
708-
The truth about Guinness
Ascoltati
23 Ott 2025
707-
Big Boxer's Beards
Ascoltati
16 Ott 2025
706-
Why do journalists shout questions on Downing Street?