National Geographic News National Geographic News
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  Is This Russian Landscape the Birthplace of Native Americans?  

The genetic homeland of Native Americans is a small mountainous region in southern Siberia, a new study suggests.

  Elephants Took 24 Million Generations to Evolve From Mouse-Size  

For mammals, evolving into bigger sizes takes a lot longer than shrinking, new evolution study shows.

  Space Pictures This Week: Hubble Galaxy, Poet Nebula, More  Hubble captures a Milky Way "twin," winds shape Mars lava fields, stars carve a nebula's face, and more in the week's best space pictures.
 
Science Blog Science Blog
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  Gene related to fat preferences in humans found  A preference for fatty foods has a genetic basis, according to researchers, who discovered that people with certain forms of the CD36 gene may like high-fat foods more than those who have other forms...
  How to Boost the Power of Pain Relief, Without Drugs  Placebos reduce pain by creating an expectation of relief. Distraction—say, doing a puzzle—relieves it by keeping the brain busy. But do they use the same brain processes? Neuromaging suggests they...
  Super-Earth found in habitable zone of nearby cool star  An international team of scientists led by Carnegie’s Guillem Anglada-Escudé and Paul Butler has discovered a potentially habitable super-Earth orbiting a nearby star. The star is a member of a...
 
NOVA scienceNOW | PBS NOVA scienceNOW | PBS
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  Profile: Shaundra Daily  This software engineer and dancer found her groove teaching children about their emotional lives.
  What's the Next Big Thing?: Watch the Program  Watch the program online on NOVA now
  Cars That Power the Grid  Electric cars that feed energy back to the power grid may play a critical role in a future "smart grid."
 
NPR People: Hmmm....  Krulwich on Science Podcast NPR People: Hmmm.... Krulwich on Science Podcast
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  Wanna Live Forever? Become A Noun  Joseph Guillotin, Henry Shrapnel and Jules Leotard became immortal — by entering the English language. But when your entire life is reduced to a single definition, the results are sometimes upsetting.
  Lucretius, Man Of Modern Mystery  In his new book, author and Harvard literature professor Stephen Greenblatt explores the 2,000 year-old writings of Lucretius and his "spookily modern" creation tale.
  Cuddling With 9, Smooching With 8, Winking At 7  Most people have a favorite number. But why do people choose the numbers they do?
 
WebMD Health WebMD Health
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  Little Blows to Head Add Up to Big Risk  Small hits to the head may add up to injuries for high school football players, according to a new study by the Purdue Neurotrauma Group at Purdue University in West Lafayette, Ind.
  Purple Potatoes Lower Blood Pressure in Overweight People  When overweight people included two servings of purple potatoes a day in their diet for a month, they not only reduced their blood pressure, but they also didn't gain weight in the process, a small study shows.
  Can Too Much Texting Make Teens Shallow?  Teens and young adults who text frequently -- such as more than 300 text messages a day -- may be risking more than sore thumbs, according to a new study.
 
MedicineNet Daily News MedicineNet Daily News
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  Too Few American Adults Getting Needed Vaccinations: CDC  Title: Too Few American Adults Getting Needed Vaccinations: CDC
Category: Health News
Created: 2/2/2012 4:06:00 PM
Last Editorial Review: 2/3/2012
  Mouse Study Suggests Alzheimer's Spreads Through Brain Like an Infection  Title: Mouse Study Suggests Alzheimer's Spreads Through Brain Like an Infection
Category: Health News
Created: 2/2/2012 4:06:00 PM
Last Editorial Review: 2/3/2012
  Could a Blood Test Help Spot Depression?  Title: Could a Blood Test Help Spot Depression?
Category: Health News
Created: 2/3/2012 10:05:00 AM
Last Editorial Review: 2/3/2012
 
Health News from Medical News Today Health News from Medical News Today
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  200 Years Of Infectious Diseases  Unpredictable, ever-changing and with potentially far-reaching effects on the fates of nations, infectious diseases are compelling actors in the drama of human history, note scientists from the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health. In an essay marking 200 years of publication of the New England Journal of Medicine, NIAID Director Anthony S. Fauci, M.D., and coauthor David M. Morens, M.D...
  Mental Illness Suspect Genes Found To Be Among The Most Environmentally Responsive By NIH Study  For the first time, scientists have tracked the activity, across the lifespan, of an environmentally responsive regulatory mechanism that turns genes on and off in the brain's executive hub. Among key findings of the study by National Institutes of Health scientists: genes implicated in schizophrenia and autism turn out to be members of a select club of genes in which regulatory activity peaks during an environmentally-sensitive critical period in development...
  Best Treatment For TB Patients Could Be Determined By 'Goldilocks' Gene  'Tuberculosis patients may receive treatments in the future according to what version they have of a single 'Goldilocks' gene, says an international research team from Oxford University, King's College London, Vietnam and the USA. This is one of the first examples in infectious disease of where an individual's genetic profile can determine which drug will work best for them - the idea of personalised medicine that is gradually becoming familiar in cancer medicine...
 
Sports Medicine / Fitness News From Medical News Today Sports Medicine / Fitness News From Medical News Today
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  Massage Found To Reduce Inflammation Following Strenuous Exercise  Most athletes can testify to the pain-relieving, recovery-promoting effects of massage. Now there's a scientific basis that supports booking a session with a massage therapist: On the cellular level massage reduces inflammation and promotes the growth of new mitochondria in skeletal muscle...
  Cancer Patients' Health Benefits From Physical Activity  According to an investigation published on bmj.com, cancer patients who have completed their primary cancer-related treatment, who engage in physical activity, can enhance their health. Earlier studies discovered that individuals with cancer anticipate to return to normal daily activities after completing their primary cancer-related treatment...
  Post-Liver Transplantation Survival Outcomes - Cardiopulmonary Exercise Testing Helps Predict  According to a study in the February edition of Liver Transplantation, a journal published by Wiley-Blackwell on behalf of the American Association for the Study of Liver Diseases, preoperative cardiopulmonary exercise testing (CPET) is a specific predictor of 90-day survival after liver transplantation...
 
About Teen Advice About Teen Advice
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  Teen Q&A: My Friend Has Dangerous Secrets!  The question: My friend has started to trust me with secrets about how she has sex with college guys and is getting into dangerous prescription drugs. I want to help her see that she's going down a bad path, but I don't want her to hate me for it. I don't know how to be a good friend to her! What do I do?

My answer: Sometimes, the best way to be a good friend is to risk losing the friendship completely. It sounds crazy but it's true. If you want to do the right thing for your friend, you've got to...

Read the rest and give her your own advice!

Teen Q&A: My Friend Has Dangerous Secrets! originally appeared on About.com Teen Advice on Tuesday, May 31st, 2011 at 00:52:38.

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  6 Ideas for Father's Day Gifts  
One creative way to start
your dad's day.
June is just around the corner, which means that so is Father's Day.

This year, why not get a jump start on a gift so you're not scrambling around at the last minute?

For the perfect Father's Day gift, you don't need a lot of money - just a little creativity. (And doesn't your dad deserve it?) Here are 6 Inexpensive Fathers' Day Gift Ideas to get your mind working.

And if you've already got the perfect gift idea, share it here!

6 Ideas for Father's Day Gifts originally appeared on About.com Teen Advice on Sunday, May 29th, 2011 at 14:37:28.

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  From the Forum: My Girlfriend's Still in Middle School!  The question: In 2 weeks I'll be going to high school and my girlfriend will still be in middle school. How do you think we can make this work out? Was it a mistake going out now?

My answer: If you and your girlfriend really like each other, then it shouldn't matter much that you'll be going to different schools next year. (Shoot, some couples stay together even if they're not in the same city or state.) Use your school day as a chance to...

Read the rest, and give him your own advice!

From the Forum: My Girlfriend's Still in Middle School! originally appeared on About.com Teen Advice on Thursday, May 26th, 2011 at 00:58:46.

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