Long Reads for the Weekend

Happy Pi day, friends. I’m probably not going to bake a pie this weekend, but I can still remember 31 digits from back in the day when I thought memorizing pi was cool.

Here are two articles worth a little piece of your weekend:

Also on my radar: Poison Spring: The Secret History of Pollution and the EPA 

And lastly, a follow up on last month’s arsenic post: An Unlikely Driver of Evolution: Arsenic In a new study in the journal Molecular Biology and Evolution, researchers report that over the years the Atacame├▒os of Argentina became more resistant to arsenic, thanks to natural selection. It is the first documented case of natural selection in humans for a defense against an environmental poison.

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