Ask The Naked Scientists

How do chameleons change colour? Why do pigeons bob their heads? How do railguns work?

How do I get my pen to work? Why can't mules reproduce? How do touch screens work?

How do birds lay eggs? Why is it so hard to lose stomach fat?

Do dogs in different countries understand each other? Why do banana skins go black?

What's the latest on Ebola? Can comets reveal the future? Why are kettles so loud?

Is it possible to regrow brain cells? Why can't spiders fly?

Why are yawns contagious? How important is your sense of smell? What causes cataracts?

Growing a stomach, surviving Ebola and homosexual dolphins...

Why do people talk to themselves? Can cats cut your risk of a heart attack?

Why do I sneeze in bright light? Can the radio control my dreams?

Why did dinosaurs grow so large? Do flies have blood? Why do scorpions glow in UV light?

What makes some people sleepwalk? Why does red wine stain your lips?

How do people catch ebola? Can you re-freeze meat? Can you be born circumcised?

Why spaghetti breaks into 3 pieces, why 1 kidney is enough and what is temperature?

Why do eyes get puffy when you're tired? Why does running water make you need the loo?

Can you get sun burnt through a glass window? What are white holes? What causes tinnitus?

Does leaving the radio on while you sleep affect you? How accurate are dinosaur models?

Is our sun unique? Where does iron come from? Are maps accurate?

What causes contrails? Why do we get blood groups? Why do some wines give worse hangovers?

Are there extra types of water? Where is belly-button fluff from? What causes nightmares?

Why are humans so successful? Are new species still appearing? Is the sea getting saltier?

Could a blind chameleon change colour? How are hurricanes named? How do birds navigate?

What is spontaneous human combustion? Why did Luis Suarez bite someone?

How much damage can bodies repair? How do I know how to whistle? How likely are aliens?