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Ask an Expert Why are fingerprints only found on some types of skin?

Why are fingerprints only found on some types of skin and not all over the body? read more 'Why are fingerprints only found on some types of skin?'

    Baby grabbing its feet

    Our fingerprint help us judge the texture and shape of objects we touch.Why are fingerprints only found on some types of skin?

    Ask an Expert Why are fingerprints only found on some types of skin and not all over the body?moreWhy are fingerprints only found on some types of skin?
    Wednesday, 15 October 2008Tags: genetics, anatomy, askanexpert

    Where there's steam there's power: the Nestaveni geothermal power station in Iceland. What is geothermal energy?

    Ask an Expert What is geothermal energy? It is being installed as our new school is built. I've had heaps of questions about it.moreWhat is geothermal energy?
    Thursday, 02 October 2008Tags: energy, geology, geothermal-energy, askanexpert

    Hailstones are formed from frozen raindrops.What's the difference between hail and snow?

    Ask an Expert What's the difference between hail and snow? Aren't they both frozen water?moreWhat's the difference between hail and snow?
    Thursday, 18 September 2008Tags: weather, askanexpert

    Itakawa is a loosely held together mass of rubble.Why are most space objects smooth?

    Ask an Expert If objects in space grow bigger as a result of smaller pieces colliding and 'sticking' together, why don't small asteroids look like coco pops?moreWhy are most space objects smooth?
    Tuesday, 02 September 2008Tags: astronomy-space, askanexpert

    You may be closer to the sun but you won't be any warmer on the top of a mountain.Why is it cooler up in the mountains?

    Ask an Expert Why is it cooler up in the mountains though it's closer to the sun and hot air rises?moreWhy is it cooler up in the mountains?
    Thursday, 21 August 2008Tags: weather, askanexpert

    Every Australian would need to plant at least 24 eucalyptus per year to offset the average household's emissions.What should I plant to balance my carbon footprint?

    Ask an Expert What plants should I put in my garden to help balance my carbon footprint?moreWhat should I plant to balance my carbon footprint?
    Wednesday, 23 July 2008Tags: climate-change, environmental-management, gardening, botany, energy, askanexpert

    The Barringer crater in the Arizona desert is one of the best known circular impact craters on Earth.Are impact craters always circular?

    Ask an Expert If meteorites impact the Earth at an angle, why are impact craters always circular and not elliptical?moreAre impact craters always circular?
    Thursday, 10 July 2008Tags: astronomy-space, earth-sciences, geology, physics, askanexpert

    Would you approach the vent of an active volcano?Why don't we throw rubbish into volcanoes?

    Ask an Expert Is there a reason why we don't throw our garbage into the volcanoes around the world? Read the answer and have your say.moreWhy don't we throw rubbish into volcanoes?
    Thursday, 26 June 2008Tags: pollution, recycling-and-waste-management, earth-sciences, geology, askanexpert

    Carpobrotus glaucescens, commonly known as pigface, has salty tasting fruit.Is there a salty fresh fruit?

    Ask an Expert All of us have tasted fresh fruits: sweet oranges, bitter gourds, sour plums. But is there a salty fresh fruit?moreIs there a salty fresh fruit?
    Wednesday, 11 June 2008Tags: food-and-cooking, botany, askanexpert

    Ancient skulls often have teeth, although it's rare for all the teeth to be present.Did ancient teeth decay?

    Ask an Expert Is tooth decay just a modern affliction? Read the answer and have your say.moreDid ancient teeth decay?
    Wednesday, 28 May 2008Tags: dental, archaeology, anatomy, askanexpert

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