Science

December 26, 2017 10:47 AM

An 'asteroid hunter' shares her job description

Scientist and author Carrie Nugent describes her job of hunting for asteroids -- and why it has an impact on Earth.

by Marcheta Fornoff

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December 26, 2017 10:42 AM

North Korea designed a nuke. So did this truck driver

It took decades, but John Coster-Mullen has pieced together specs for America's first nuclear bombs. Some believe his odyssey says something about North Korea's rapid nuclear progress.

by Geoff Brumfiel

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December 26, 2017 4:00 AM

Walking in the woods in winter with naturalist Kathy Heidel

During a nature hike in 1983, naturalist Kathy Heidel uses animal tracks to show reporter Dan Olson how small mammals manage to get around in the deep snow, without snowshoes.

by MPR News Staff

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December 23, 2017 1:59 PM

The drone under your tree can't fly high until registered with the FAA

Drones will be placed under many Christmas trees this year. But before they can be flown above the treetops outside, they must be registered with the Federal Aviation Administration for a $5 fee.

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December 22, 2017 6:10 PM

Bruce McCandless, first astronaut to fly untethered in space, has died

He helped develop the jet-powered backpack that allowed him to float away from the shuttle and safely back again. He said he wanted to inspire people to say, "I can do better than that."

by Russell Lewis

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December 21, 2017 6:00 PM

New U of M energy plant reuses energy to bolster efficiency

A combined heat and power plant on the banks of the Mississippi River near Dinkytown helps power and heat the East Bank campus.

by Elizabeth Dunbar

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December 21, 2017 9:37 AM

Apple says it slows older iPhones to save their battery life

Apple is responding to owners of older phones who have increasingly said they notice slower performance after they upgrade their device's software.

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December 21, 2017 12:00 AM

A winter solstice special: Tick, Tock, Circadian Clock

For the winter solstice, "Tick, Tock, Circadian Clock." Host Molly Bloom explores circadian rhythms, animal hibernation, the ticking clock inside us all and how light and dark affect all life on Earth.

by MPR News Staff

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December 20, 2017 5:50 PM

Dozens of companies are using Facebook to exclude older workers from job ads

Among the companies ProPublica found doing it: Amazon, Verizon, UPS, Target and Facebook itself. "It's blatantly unlawful," said one employment law expert.

by ProPublica Staff

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December 20, 2017 4:00 AM

Tech ties prove costly for Twin Cities school districts

A group of metro area school districts could face a big expense to dissolve a decades-old technology collaborative that's accumulated millions of dollars in debt. They find out Wednesday how much it might cost.

by Solvejg Wastvedt

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