By David Shaw, 13 January 2014
Written by Gabrielle Tramby In this activity you’ll do maths like a computer. It’s a bit tricky, so younger readers may want to read the ‘What’s Happening?’ section first.
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By Pat, 28 June 2013
DVDs are a useful, reliable and relatively cheap way of storing information. Australian researchers have recently developed a technique to massively increase a DVD’s storage capacity.
