Question of the Week - From the Naked Scientists

Why do ladybirds have varying spot numbers?

Listener Ruomei wrote in to ask "Why do ladybugs have different numbers of spots on their...

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Is lava wet?

Listener Henk wrote in to ask "Is lava wet?" Sally Le Page spoke with magmanimous geologist...

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Why don't dogs get hairballs when cats do?

Beth wrote in to ask "My dog is always licking her fur but never gets a hairball. Why don't dogs...

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If heat rises, why is it colder up mountains?

Wayne got in touch to ask: "We've always learned that heat rises but it's normally cooler in the...

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Could bagpipes help you recover after Covid?

Paul got in touch to ask "If one is recovering or has recovered from covid, would playing...

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Why do crocodiles have such bumpy skin?

Johan aged 5 got in touch to ask: "Why are crocodiles' skin so bumpy and not smooth?" Sally Le...

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Will a can in the ocean float or be crushed?

This week, Phil Sansom has been thinking deeply - or rather, sinking deeply - about this question...

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Is every snowflake unique?

This week, Charlotte Birkmanis is chilling out, as she answers Alan's cool question: "I have...

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Can overcooking junk food make it healthy

This week, we're turning up the heat, as Adam Murphy's been looking into Kelvin's question: "We...

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Can dog wee dissolve rubber tyres?

This week, urine for a treat - Phil Sansom tackles this question from listener Trent. "Every time...

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Can flies survive the winter?

Jeffrey got in touch to ask: "We've had a cold and snowy winter, and I've had to shovel my...

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How do ZIP files work?

Listener Ellie wanted to know: "how do ZIP files work on my computer?" Phil Sansom unzipped the...

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Why are electrons never in between orbitals?

Quantum hats on for this week\'s \'exciting\' question! Listener Mejnun says: \"I have learned at...

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Why do chillies stay on your hands?

Nancy asked: \"Why does chilli stay on your fingers for so long after cooking with them, even...

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How did varying chromosome numbers evolve?

Listener Mattie asked \"If humans have too many or too few chromosomes it can cause them to be...

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Do animals get bored eating the same food?

Listener Douglas asked us: \"do animals get bored eating the same thing all the time? Like sheep...

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Why aren\'t all batteries rechargeable?

Listener Michael got in touch to ask \"Why can\'t batteries, such as AA or AAA size, be...

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How can you make normal TV look 3D?

Pavel got in touch to ask "Take sunglasses and remove one lens. Watch a normal television film...

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What are the impacts of an aristocrat's diet?

James got in touch to ask us: "What were the health impacts of the vastly different diets and...

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How would a foetus develop in zero gravity?

Listener David asked: "Would a foetus develop differently in zero gravity conditions?" Adam...

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