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Science
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ÌýWhat is the highest mountain that has ever existed?
Aiden McGivern

ÌýIs there a good place to hunt for meteorites?
Richard Pike

ÌýDo radiators heat mainly by convection or radiation?
Dave Hindle

ÌýWhy does my seat feel warm if someone else has been sitting in it?
Rob Greenacre

ÌýWhy do wind turbines usually have only three blades?
Peter Elwood

ÌýWhy is it easier to pull a fully-laden wheelbarrow over ground than to push it?
Phillip Apps, Notts

ÌýWhy don't clouds have a front and back end - and why do they have clearly defined edges?
Dinah Lloyd and Tom Osorio

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Brian Murray

ÌýWhy is AIDS not transmitted by mosquitos?
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Kevin Mills

ÌýWhy are frost patterns different?
Philip Mann

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Antonia and Nicholas Parsons

ÌýIs the genetic code analogue or digital?
Ron Taylor

ÌýDoes running in heavy rain to avoid getting wet really work?
Helen Stringer


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