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Featured Question


Earth

Kym McCallum from Gladstone asks,

How long would it take for the next Ice Age to develop?

the answer

Nobody can say for sure, just like nobody can say what the weather will be...

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Biology

Sarah from Fredericton, NB asks,

What is the chemical in banana that causes drowsiness?

the answer

Bananas contain the chemical tryptophan, an amino acid that is converted...

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Earth

Charles from Vancouver, BC asks,

The earth receives energy in the form of radiation from the sun. Some is re-emitted into space and...

the answer

First off, not all dinosaurs were giants. They ranged in size from that of...

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Medicine

Joan Mercantini from Verdun asks,

Is there a link between undegraded carrageenan and MSG? Is it the alkali solvents used to process...

the answer

I don't think there is a relation. Carrageenan is a polysaccharide. That...

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