Natural Selections from NCPR

From NCPR

Conversations about the natural world with Dr. Curt Stager and Martha Foley, from member-supported North Country Public Radio.More from Natural Selections from NCPR »

Most Recent Episodes

Is it OK to create a glow-in-the-dark bunny?

Gene sculpting has gained cautious acceptance for medical research and treatment, but a bioluminescent rabbit created by a "transgenic artist" for aesthetic purposes pushes the limits of the debate. Dr. Curt Stager and Martha Foley discuss the implications of Alba, the glowing bunny.

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5:11

How are pencil leads and diamonds made from the same stuff?

Pencil leads and diamonds are chemically identical; the difference is in the crystal structure. Martha Foley and Dr. Curt Stager talk about carbon crystals, and what it take to form a natural diamond.

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5:02

Daddy Long Legs: not quite a spider

This familiar household "spider" is not a spider, but an ancient near relative in the arachnid family. Martha Foley and Curt stager discuss its characteristics, and how it differs from other creepy crawlies.

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6:02

Can Adirondack lake trout survive climate change?

Lake trout require a lot of cold oxygenated water to survive. Lakes in the Adirondacks are at the southern edge of their natural range. While about 100 lakes and ponds there are still home to lake trout, even a small increase in temperature could sharply cut that number. Martha Foley and Curt Stager discuss the long-term prospects of a signature Adirondack aquatic species.

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4:57

Are your tonsils as useless as they seem?

Your tonsils, when infected, may be useful to doctors in keeping up their bottom line, and to popsicle vendors in providing the means to soothe recovering children. But it seems they do also have a use, when healthy, as part of the front line of the human immune system. Martha Foley and Dr. Curt Stager discuss an oft-removed portion of the human anatomy.

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4:59

Nature journals put the history in natural history

Martha Foley has never succeeded in keeping a nature journal long-term, but Curt Stager finds them invaluable in his work. He records his observations on paper, but also finds great data through researching the journals of past observers, from Samuel de Champlain to Thomas Jefferson, to ordinary little-known North Country folk.His hint—always put it on paper. Whatever became of all that stuff on your floppy diskettes?

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5:43
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