Naked Science Questions and Answers
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It's an Extravaganza of Questions and Answers on the Naked Scientists this week as we take on your questions, including whether dogs can sniff out a seizure, what is fire made of, and how do glow in the dark objects work? Also, we hear what an artificial tongue can tell us about speech production and the way to build superior voice recognition software, we rev up a system that can harness the waste heat in car exhaust to boost efficiency, find out how to flavour breast milk and hear why dolphins sing lullabies. Plus, in Kitchen Science, Ben and Dave go for a drive with a helium filled balloon to uncover the basis of inertia!
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An animatronic tongue created by scientists at the University of Sheffield could help us understand how speech is produced and so help to create better voice recognition software. We spoke to Professor Roger Moore to find out a bit more...
If you hold a helium balloon in a car and then brake, will it go forwards or back? Obvious? well find out in this kitchen science
If I have B+ blood and so does my wife how can our son have O+ blood?
Why are yawns so contagious even from a TV? A graphic designer from Ohio, I listen while at work and find yawns impossible to resist whilst watching them on television.
What is the composition of fire?
Why do glow-in-the-dark objects glow in the dark?
How do plants make tannins when attacked by caterpillers?
Why do vegetables like swedes cook quicker when they’re chopped up?
If human body temperature is 37 degrees why do we feel hot when it’s 37 degrees outside?
Why is a king cobra not affected by its own venom?
What’s happening when your stomach rumbles?
I was taught when I was young that we drink the same water today that the dinosaurs drank when they were alive, is that true?
How do dogs detect human seizures before they occur?
Why do insect bites itch even after the insect has gone away?
What makes planes leave vapour trails?
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