Russell McLendon

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Paul Ryan's environmental record

Fri, Aug 17 2012 at 10:30 AM

The U.S. vice presidential candidate is a self-proclaimed 'avid outdoorsman,' but his policies often draw avid opposition from environmental advocates.

Groups push U.S. to save California sharks

Tue, Aug 14 2012 at 9:32 AM

California's great white sharks should be federally protected as an endangered species, according to a new petition filed by conservation groups.

Watch: 'Dare Mighty Things'

Mon, Aug 13 2012 at 1:28 PM

A new short film portrays the Curiosity Mars rover as a cosmic response to the century-old challenge from U.S. President Theodore Roosevelt.

Outdoor cats are prolific killers, study finds

Wed, Aug 08 2012 at 12:57 PM

Free-roaming house cats kill an estimated 4 billion wild animals across the U.S. every year, including birds, mammals, reptiles and amphibians.

Study: Ocean acidification disrupts food web

Mon, Aug 06 2012 at 2:24 PM

As acidic seawater forces shellfish to grow thinner shells, scientists warn of a ripple effect that could alter marine ecosystems around the planet.

Satellite photos show Amazon vanishing

Fri, Aug 03 2012 at 12:10 PM

Clear-cutting for roads and agriculture has transformed the Amazon rain forest in western Brazil, as a new set of satellite images from NASA illustrates.

Keystone Science School elevates education

Tue, Jul 31 2012 at 5:21 PM

After spending four days at a Colorado science camp for schoolteachers, MNN's science editor reports about what (and how) he learned there.

Seeking bias-free science in the Rockies

Fri, Jul 27 2012 at 9:57 AM

MNN's science editor visits the Keystone Science School in Colorado, where educators from far and wide are learning clever ways to teach science objectively.

Sitting on top of the world

Wed, Jul 25 2012 at 5:25 PM

As a week of discovery kicks off at Colorado's Keystone Science School, Mother Nature welcomes her guests in mile-high style.

School's in for the summer

Mon, Jul 23 2012 at 3:36 PM

MNN's science editor reports from Keystone, Colo., this week, where he's visiting an innovative science school nestled high in the Rocky Mountains.

Commenting (23)

And it's all just for keratin

Fri, Mar 29 2013 at 2:31 PM

And it's all just for keratin. Poachers might as well scour the globe for toenails and hair clippings.

Thanks for the heads up, Juli

Thu, Jan 03 2013 at 6:50 PM

Thanks for the heads up, Juli. I've reworded that paragraph to make it a little clearer.

That's true, Norma. The Mayan

Tue, Dec 11 2012 at 11:47 AM

That's true, Norma. The Mayan calendar doesn't predict an apocalypse. I used the word "myth" here to mean "a false or unfounded notion," as in: "It's a widespread myth that the Mayan calendar predicts an apocalypse."

MNN - Mother Nature Network

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