In this Jan. 18 photo provided by the NYU Langone Medical Center, a technician examines mice to determine their health at the hospital's complex in New York. New York University/AP hide caption

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A Tale Of Mice And Medical Research, Wiped Out By A Superstorm

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Scientists hope a new genetically modified rat will help them find Alzheimer's drugs that work on humans. Ryumin Alexander/ITAR-TASS/Landov hide caption

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Genetically Modified Rat Is Promising Model For Alzheimer's

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Composer Richard Einhorn lost most of his hearing several years ago, but that hasn't held him back, thanks to state-of-the-art digital hearing aids. Kevin Rivoli/AP hide caption

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Listen Up To Smarter, Smaller Hearing Aids

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A colored 3-D MRI scan of the brain's white matter pathways traces connections between cells in the cerebrum and the brainstem. Tom Barrick, Chris Clark, SGHMS /Science Source hide caption

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Obama's Plan To Explore The Brain: A 'Most Audacious' Project

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A new study from the Centers for Disease Control and Prevention finds no link between the number of vaccinations a young child receives and the risk of developing autism spectrum disorders. Jeff J. Mitchell/Getty Images hide caption

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Number Of Early Childhood Vaccines Not Linked To Autism

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People who are socially isolated may be at a greater risk of dying sooner, a British study suggests. But do Facebook friends count? How about texting? iStockphoto.com hide caption

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Maybe Isolation, Not Loneliness, Shortens Life

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George McCann has been diagnosed with a subtype of bipolar disorder called the "fear of harm" profile, and finds that a prescribed dose of ketamine every few days alleviates his symptoms. Michael Rubenstein for NPR hide caption

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How An Unlikely Drug Helps Some Children Consumed By Fear

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Social worker Nuria Casulleres shows a portrait of Audrey Hepburn to elderly men during a memory activity at the Cuidem La Memoria elderly home in Barcelona, Spain, last August. The home specializes in Alzheimer's patients. David Ramos/Getty Images hide caption

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Alzheimer's 'Epidemic' Now A Deadlier Threat To Elderly

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Scientists say that understanding how the cocktail party effect works could help people who have trouble deciphering sounds in a noisy environment. Guests make it look easy at a Dolce and Gabbana Lounge party in London in 2010. Paul Jeffers/AP hide caption

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Hear That? In A Din Of Voices, Our Brains Can Tune In To One

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Bonobos share a piece of fruit at the Lola ya Bonobo sanctuary in the Democratic Republic of Congo. Jingzhi Tan/Duke University hide caption

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How Did Our Brains Evolve To Equate Food With Love?

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Despite public health campaigns urging women in the U.S. to take folic acid, many are still not taking the supplements when they become pregnant. iStockphoto.com hide caption

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Folic Acid For Pregnant Mothers Cuts Kids' Autism Risk

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Jonathan Mitchell is autistic and wants to donate his brain to science when he dies. David Gilkey/NPR hide caption

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Shortage Of Brain Tissue Hinders Autism Research

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State Senator Jeff Klein (L-R), Assembly Speaker Sheldon Silver, Lieutenant Governor Robert Duffy and Senator Andrea Stewart-Cousins congratulate New York Governor Andrew Cuomo after he signed the New York Secure Ammunition and Firearms Enforcement Act on Tuesday. Hans Pennink/Reuters/Landov hide caption

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Mental Health Gun Laws Unlikely To Reduce Shootings

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If you know some mice that took This Is Spinal Tap too literally, they might want to know about an experiment to restore hearing with a failed Alzheimer's drug. The Kobal Collection hide caption

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Alzheimer's Drug Dials Back Deafness In Mice

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This satellite image from Oct. 28 shows Hurricane Sandy in the Atlantic Ocean before making landfall. NASA via Getty Images hide caption

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A Busy And Head-Scratching 2012 Hurricane Season

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