Tag Archives: sam kean

Darwin Day

February 12th is traditionally recognized as Lincoln’s birthday, but it was also the birthday of naturalist Charles Darwin.

Darwin’s tree of life sketch.

What’s interesting and a more than a little terrifying is that just looking up Darwin Day will find you a barrage of anti-science websites and information.
So spare a little time to celebrate Darwin Day with a visit to a science museum, or to do something to support science education. You can visit http://darwinday.org/ for an interactive map to see if there are any special events in your area.
Or check a science book out from your local library!

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Filed under Books, Nature and Science

Clair Patterson, Rocks from Space, and Metal in the Air

It’s not a secret that I’ve got a soft spot for meteorites, especially the sort that I can get my hands on and turn into jewelry.

 

Since meteorites are samples of the universe outside our atmosphere they are kind of by definition awesome, excepting the occasional mass extinction event causation. But humans are knowingly creating the current age of mass extinction, so who are we to throw stones at non-sentient space rocks?

 

Clair Patterson

A scientist named Clair Patterson (1922-1995) used meteorites to help determine the age of the earth. In studying them to learn about our home, he discovered a much closer and more personal problem-atmospheric lead.

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Filed under Historical Facts and Trivia, Natural Science