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Science

Spacewalking astronauts hope new pump stops leak

Spacewalking astronauts hope new pump stops leak

Astronauts making a rare, hastily planned spacewalk replaced a pump outside the International Space Station on Saturday in hopes of plugging a serious ammonia leak.

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A trip of a lifetime, so far, coming up soon for astronaut-to-be

A trip of a lifetime, so far, coming up soon for astronaut-to-be

Abby Harrison is a sophomore at South High School. Next week, she'll be leaving for a trip to Kazakhstan in Central Asia to see the launch of a Russian Soyuz space capsule. MPR's Cathy Wurzer spoke with Abby Harrison.
by Cathy Wurzer

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Monkeys or humans, it's the young who go first

Monkeys or humans, it's the young who go first

A new study finds that monkeys, like humans, change their behavior to adapt to social norms and even vary their eating habits to blend in with new surroundings and new groups of monkeys.

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New efforts to curb cellphone theft

New efforts to curb cellphone theft

Disturbed by the nationwide epidemic of cellphone robberies and thefts, law enforcement officials across the country are looking to the wireless industry to help find a cure.

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BBC: Discovery: A Trip Around Mars

Some of the most spectacular Martian landscapes were carved by vast and violent quantities of water in the planet's past. Scientists on the current Curiosity Mars rover mission talk about water in the deep history of Gale Crater and its central mountain Mount Sharp. The journey concludes with gullies on cliffs and craters, suggesting that water still gushes on the surface of Mars today.

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U professor appointed to National Academy of Sciences

Some good news arrived for University of Minnesota Prof. Sarah Hobbie this week: She was appointed to the National Academy of Sciences. Hobbie was unaware she was even being considered for the post.

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Dorothy Day Center's future under review

The leaders of the Dorothy Day Center in downtown St. Paul say the homeless shelter is struggling to meet the needs of all of its clients, and needs a new vision.
by Julie Siple

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3M LED lightbulb wins 'Edison' award

A high-tech lightbulb from 3M has won a national Edison award, which recognizes innovation.
by Martin Moylan

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First test of light-rail cars on Central Corridor

First test of light-rail cars on Central Corridor

Metro Transit said the first test of a light-rail car on the new Green Line went off without a hitch Sunday. The test confirmed light rail cars won't touch overhanging power lines.
by Rupa Shenoy

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LIVE Q&A: Astronaut Luca Parmitano and an aspiring space explorer

LIVE Q&A: Astronaut Luca Parmitano and an aspiring space explorer

Have you ever dreamed of being an astronaut? Do you know what steps to take to make that dream a reality? Join us as we welcome an aspiring astronaut and her professional astronaut mentor to see how each of them got to where they are today, and where the future might bring them.

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