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Science

Most U.S. dairy cows are descended from just two bulls - and that's not good

Most U.S. dairy cows are descended from just two bulls - and that's not good

The drive to produce more milk has had an unsavory side effect: Cows have become more genetically similar and less fertile. Now scientists are trying to recover valuable genetic variation that was lost over the past few decades.
by Dan Charles

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Discourse Disrupters: How a science and tech economy could reshape the American Dream

Discourse Disrupters: How a science and tech economy could reshape the American Dream

Intelligence Squared host John Donvan talks with economist Simon Johnson about an idea to put science and technology at the heard of the U.S. economy, and transform the middle class.

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Ancient scroll's hidden contents revealed through infrared imaging

Ancient scroll's hidden contents revealed through infrared imaging

More than 200 years ago, a scroll damaged by the eruption of Mount Vesuvius was unrolled and pasted onto cardboard, even though it had writing on the back. New imagery shows some of what's long been hidden.
by Merrit Kennedy

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