Science

March 24, 2015 2:00 PM

9 facts about emotional memories and recall

New science shows that when memories are attached to particularly emotional events, we're more likely to create a false memory.

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March 20, 2015 9:00 AM

We may have snakes to thank for our acute vision

Why can we see in color? Why is our depth perception and visual acuity so good? New research supports the theory that we needed these abilities to spot and avoid venomous snakes.

by Barbara J. King

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March 19, 2015 9:06 AM

Climate Cast: Winter arctic sea ice nears all-time low

In this hour-long edition of Climate Cast, we look at arctic sea ice, Alaskan villages facing climate change head on and a boulder field in Uganda that offers ancient clues to our changing planet.

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March 18, 2015 10:30 AM

Photos: St. Croix bridge is cast piece by (giant) piece

Starting as steel skeletons, segments of the new bridge over the St. Croix River are being cast at a plant in Cottage Grove. Soon, they'll head downriver to be lifted in place to begin to form the deck of the bridge.

by Jeffrey Thompson

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March 17, 2015 11:07 AM

Facebook's suicide prevention tools connect friends, test privacy

When social networks open up spaces for suicide prevention with untrained peer support, they walk the line between invasion of privacy and supporting those who need help.

by Emma Bowman

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March 17, 2015 7:18 AM

Are humans really headed to Mars anytime soon?

Public passion is all well and good, but it will take more than big talk to get to Mars by 2025, space specialists say.

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March 16, 2015 5:19 PM

Clues to autism, schizophrenia emerge from cerebellum research

Scientists once thought the cerebellum's role was limited to balance and coordinating physical movements. Now there's growing evidence that it also plays a role in thinking and emotions.

by Jon Hamilton

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March 16, 2015 11:34 AM

Study: Nearly one-third of Americans are hiding information online

While Americans are deeply divided over whether government surveillance is serving the public interest, one-third of those surveyed are taking steps to hide personal information online.

by Aarti Shahani

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March 16, 2015 8:45 AM

A man's incomplete brain reveals cerebellum's role in thought, emotion

Since his birth 33 years ago, Jonathan Keleher has been living without a cerebellum, a structure which usually contains about half the brain's neurons. But that hasn't kept him from living on his own.

by Jon Hamilton