Question of the Week

Why is it that some people speak with an accent, but this can almost completely disappear when they sing?

This week, we find out how, and why, we time the tides so precisely - does anyone need to know tide times to the...

Does long, dirty hair grow slower? Will washing or cutting your locks make them grow more quickly? And does cut hair...

Our question this week concerns caves - we find out if more carbon dioxide in the atmosphere causes caves to grow...

Do our noses tell the truth? Does a strong smell mean a lot of odour in the air, or can we be tricked by small smells?

Books can hold stories, knowledge, ideas and memories - but what about the smell? What gives an old book that...

Electric Eels use an electric shock to stun their prey, but how do they avoid shocking themselves? And how far does the...

How do they make, or recycle, oxygen on the international space station?

This week, we find out if an aeroplane on a treadmill could the plane still take off, and ask how air is made in space...

Who free-wheels downhill faster, a fatter cyclist or a thinner cyclist?

This week we find out why boomerangs keep coming back, and ask would a plane on a treadmill still take off, and who...