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Science

Will California gas leak mark a turning point in energy debate?

Will California gas leak mark a turning point in energy debate?

A massive methane leak may soon end, but its environmental impact is still being weighed. A scientist says it won't have a big effect globally, but it's a setback in efforts to curb greenhouse gases.
by Kelly McEvers

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Twitter tries a new kind of timeline by predicting what may interest you

Twitter tries a new kind of timeline by predicting what may interest you

Twitter has struggled to attract new users. Its latest effort at rejuvenation is a new kind of timeline that predicts which older posts you might not want to miss and displays them on top.
by Alina Selyukh

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Mayo researchers identify new cause of Lyme disease

Patients who tested positive for the new bacteria have experienced different illnesses from what's typical of Lyme disease.
by Lorna Benson

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Sperm bank for bees generates a buzz in Fargo

Sperm bank for bees generates a buzz in Fargo

With honeybees under stress from pests and pesticides, federal authorities hope to build a center to store bee sperm and embryos. But it's a trickier business for bees than humans.
by Dan Gunderson

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Facebook announces stricter policy on firearms sales

Gun control groups have long complained that Facebook and other online sites are frequently used by unlicensed sellers and buyers not legally eligible to buy firearms.
by The Associated Press

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What aquariums taught us about how the world works

What aquariums taught us about how the world works

Studying artificial environments like aquariums and space ships has revealed a lot about the natural world, according to historian Nick Buchanan.
by MPR News Staff

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Shifting colors of an octopus may hint at a rich, nasty social life

Shifting colors of an octopus may hint at a rich, nasty social life

When the gloomy octopus of Australia turns dark and towers threateningly over his neighbor, he's likely signaling aggression, scientists now say. Neighbors get the message -- they turn pale and flee.

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MN tree researchers, foodies give American chestnut a second chance

MN tree researchers, foodies give American chestnut a second chance

A blight in the early 1900s wiped out the species, once known as the "Redwoods of the East." Now, a southern Minnesota farm is producing hybrid chestnut trees that survive winters and bear fruit.
by Elizabeth Baier

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