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Can anything travel faster than light? Does water divining work?

• 13 mins

Sylvia the Arctic Tern

Can genetic coding cure short-sightedness? Do boomerangs really come back?

• 13 mins

Five Pound Note

What is a five pound note worth? Could antisense gene therapy cure cancer?

• 13 mins

Esperanto

Is Aids a disease or a syndrome? Why is the Houses of Parliament's clock called Big Ben?

• 13 mins

The Effects of Coffee

What are the long term effects of coffee? Why was the Irish potato famine so deadly?

• 14 mins

Do Ants Sleep?

What happened to George Bernard Shaw's bequest to promote the reform of English spelling?

• 13 mins

Electrical Storms

Can physicists explain electrical storms? Why are mosquitoes increasing in numbers?

• 13 mins

The Big Bang

Was there anything before the Big Bang?

• 13 mins

Romans Maths

How did Romans do maths with their numerical system?

• 13 mins

Tic-Tac Men

Why are counter staff in banks called tellers? What is sudden adult death syndrome?

• 13 mins

El Nino

What causes the weather phenomenon called El Nino?

• 13 mins

Radio Jamming

Is it possible to develop lung cancer from passive smoking?

• 13 mins

Rotating Planets

Why does everything in space rotate on its own axis?

• 13 mins

Yagan's Head

What happened to the head of the Aboriginal warrior Yagan?

• 13 mins

Crop Circles

Are crop circles magical, meteorological, or man-made?

• 13 mins

Best Man

Has another planet been found in our solar system? What makes a proper poem?

• 13 mins

Dow Jones Index

Do ships really disappear in the Bermuda Triangle?

• 13 mins

The Purpose of Mosquitoes

Do mosquitoes have an ecological purpose? Did ancient Egyptians brew beer?

• 13 mins

Grapefruit Diets

Does eating grapefruit shrink your stomach? What language did Jesus speak?

• 13 mins

Dollar Signs

What is the origin of the US dollar symbol?

• 13 mins

Landmines

What is the best way to clear landmines? How accurate was Mayan astronomy?

• 13 mins

Radio Waves

Why does lightning sometimes look green? Why don't insects drown when it rains?

• 13 mins

Handshakes

Why and when did humans start shaking hands? Do humans only use 10% of their brains?

• 13 mins

Longest Place Name

Why does Britain compete as one team in the Olympics but as four teams in the World Cup?

• 13 mins

Pollution Free Engine

Is the ceremonial bugle call, the Last Post, unique to Britain?

• 13 mins

The Big Bang

What existed before the Big Bang? What caused apes to mutate into Homo sapiens?

• 13 mins

The Cuckoo

How do cuckoos learn to sing? Can water-damaged books be restored?

• 13 mins

Australian Maoris

Why didn't Maoris go to Australia? What are the origins of the Rolls Royce flying lady?

• 13 mins

Snoring

Why does the British 拢2 coin have an inscription about giants?

• 13 mins

Nuclear Weapons

Are India and Pakistan bluffing about having nuclear weapons?

• 13 mins