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Barcode invention: part one

Tuesday 12th March 2019 10:03 am

The story of the barcode has everything – from gangsters to newborns and a whole lot of sand.

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Homeschooling through tough times | Fearless Homeschool: […] of listening time for podcasts. We especially liked Off Track, The Long Way Home, Dr. Karl’s Shirtloads of Science, and Myths and Legends (may need censoring for adult […]

Black hole basics

Friday 15th July 5:45 am

Martin Bryant: For matter drawn into a black hole and becomes reduced in size to the singularity, what does the matter become when, say gold and carbon with a mix of other elements become one crushed single element? All in a glorious mix of everything that ever was drawn in, what does it become?

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Barcode invention: part one

Barcode invention: part one

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Barcode invention: part one

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