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Metal Cylinder Holding Weight Of The World Mysteriously Changes

The world depends on one chunk of metal for measuring the mass of everything on earth. We check out a copy of that official kilogram in Gaithersburg, and explore why the cylinder's mass is mysteriously changing.

WAMU 88.5

Getting Outside This Fall

If you're looking to get outdoors this fall, there are hidden gems around the region to explore. Join us for tips on where to enjoy the great outdoors this season.

NPR

Tourists Banned From India's Tiger Reserves

India's Supreme Court has temporarily banned tourism in core areas of the country's 41 tiger reserves. The unexpected and controversial ruling is aimed at protecting the last of India's 1,700 tigers.
NPR

Bolivia's Cerro Rico: The Mountain That Eats Men

Centuries of silver mining have left Cerro Rico mountain in the southern highlands of Bolivia on the verge of collapse. The Spanish forced Quechua Indian slaves into the mines to bankroll their empire. Today, the Quechua own the mines, but conditions here are still brutal.
NPR

As Arctic Ice Melts, So Does The Snow, And Quickly

First came the news that Arctic sea ice is in sharp decline this year. Now, research indicates that springtime snow is melting away even faster than the ice. And that has profound implications for the Earth's climate.
NPR

Getting A More Svelte Salmon To Your Dinner Plate

Muscular fish like salmon, tuna and eel can benefit from more exercise in a farmed fish environment. New research and a new book are aiming to convince fish farmers that getting fish to swim faster will mean healthier products, less waste, and more profit.
NPR

Vt. Town Hires Livestock To Save Money, Go Green

Sheep and goats grazing on a hillside in Vermont: It's a pastoral image. Now, it's how one New England town is keeping the grass trimmed in its centuries-old cemeteries. And the greener lawn maintenance method is paying off.

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