Tag Archives: uranium

December 20: Light Up Day

What are the odds that three important electricity developments should all occur on December 20th? Probably, statistically, rather good. So I’ll not make much of the coincidence. Impending winter darkness was not a likely motivator – in the case of … Continue reading

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A Glowing Holiday Gift

Christmas Eve, 2015. A bit late to buy The Gilbert U-238 Atomic Energy Lab for your favourite budding young nuclear physicist. 65 years too late. It’s hard to imagine that Dad could once easily buy uranium, radium, and all the … Continue reading

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The Billion Year Discovery

About a century ago, a college student figured out that the Earth has rocks over a billion years old. Until Arthur Holmes’ experiments at Imperial College in London, geologists could only guess at the age of various rock formations. Geologist … Continue reading

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