Question of the Week, from the Naked Scientists

5 yr old Georgia asks how did the cells in her mum's tummy know to make her brain cells? A Nobel Laureate provides the answer! Like this podcast? Please help us by supporting the Naked Scientists

We brush away at this question: is it better for your teeth to suck on, or chew, your sweets? Like this podcast? Please help us by supporting the Naked Scientists

How do babies stay upside down in the womb for so long? We got summer intern Claudia Esftaphiou to do a headstand in the office to try to get to grips with the answer! Like this podcast? Please help us by supporting the Naked Scientists

Can we get power from poo? We get excited over excrement! Like this podcast? Please help us by supporting the Naked Scientists

Naked Physicist Dave Ansell tries to recreate Space in his garden, in order to get to grips with a listeners question..... Like this podcast? Please help us by supporting the Naked Scientists

How does training affect conscious control? What happens to automatic movements as we age? Like this podcast? Please help us by supporting the Naked Scientists

We find out what's going on if exercise is making you sick. Plus we ponder the existance of free will. Like this podcast? Please help us by supporting the Naked Scientists

What is the physiology behind emotional breakdown? Everybody has had the feeling in traumatic situations of getting all choked up, voice breaking and tears welling up. But why does it happen? We find out! Like this podcast? Please help us by supporting the Naked Scientists

We find out if a mountain on Earth could ever reach 20 km high. Plus we ask, what is going on during an emotional breakdown? Like this podcast? Please help us by supporting the Naked Scientists

We find out if street lights are affecting plants and birds. Plus we ask how high can a mountain be here on Earth? Like this podcast? Please help us by supporting the Naked Scientists

We find out what happens if you take a plant into space, and we ask how does street lighting affect nature? Like this podcast? Please help us by supporting the Naked Scientists

We find out what is wind and why do we have it? Plus we ask, why and how do plants always grow upwards? Like this podcast? Please help us by supporting the Naked Scientists

Is living in the big smoke better for your immune system in the long term as you are exposed to more people and their bugs? Plus we ask, what is wind and why do we have it? Like this podcast? Please help us by supporting the Naked Scientists

Naked Archeologist Diana O Carroll takes us on a trip of dating ancient artefacts. Plus we ask, is city living an immune booster? Like this podcast? Please help us by supporting the Naked Scientists

We find out if gene therapy could help beat depression, plus we ask are early risers more likely to be cheerful? Like this podcast? Please help us by supporting the Naked Scientists

We find out if we can mimic the power of plants to meet our energy demands. Plus we ask, could we use gene therapy for depression? Like this podcast? Please help us by supporting the Naked Scientists

We find out how long it takes for a comet to melt and we ask could we ever get a cometless sky? Plus we wonder the power of plants. Like this podcast? Please help us by supporting the Naked Scientists

We rely increasingly on computer networks. If a solar storm or malicious virus hit the network, could our current civilisation dependency on computer networks be damaged irreversibly? Plus we ask, will all the comets in the sky ever melt away? Like this podcast? Please help us by supporting the Naked Scientists

Are humans the only species that practice dental hygiene to retain their pearly nashers? Plus we ask, could we cope if computers conked? Like this podcast? Please help us by supporting the Naked Scientists

We find out if a body wrap will help you lose weight. Plus we ask are humans the only animals that practice dental hygiene? Like this podcast? Please help us by supporting the Naked Scientists

We find out if Earth's expanding human population will affect water supplies. Plus we ask, does the new anti-fat fad Shrinking Violet work? Like this podcast? Please help us by supporting the Naked Scientists

Many other species have multiple partners, but are humans meant for monogamy? Plus we ask, do flies have a super sense of smell? Like this podcast? Please help us by supporting the Naked Scientists

We find out if you can emulate a Martian environment in the kitchen, and if so, can you grow plants there? Plus we ask, are humans meant for monogamy? Like this podcast? Please help us by supporting the Naked Scientists

Cats can have patterned fur, but can you get a tabby human? Plus we ask can we make a miniature Mars at home? Like this podcast? Please help us by supporting the Naked Scientists

We find out if there is any evidence that anti-mosquito sound devices actually work. Plus we ask, do you get tabby humans? Like this podcast? Please help us by supporting the Naked Scientists