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Physics

Fran Barnes from Kooskia, ID asks,

I have spent 4-5 hrs. attempting to magnetize some iron (Fe) washers using a 12V battery and...

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The problem you have discovered is why so much research has gone into...

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Other

Aaron Allen from Halifax, Nova Scotia asks,

What are the top ten Canadian science discoveries?

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1. Discovery of insulin for the treatment of diabetes: Read the answer...


Physics

bruce marshall from Davie asks,

In energy transformations, even on the subatomic level, is some energy always lost as thermal...

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At a detailed level, your question invites considerable digression -- you...

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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...

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

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