Science News / Body & Brain

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In This Issue

It’s written all over your face: To potential mates, your mug may reveal more than you think
Team spirit: Working together, bacteria and other microbes can accomplish much more than they can alone. Now scientists hope to harness that ability by engineering their own microbial consortia.
For a big view of inner Earth, catch a few…Geoneutrinos
This week's table of contents

:: Body & Brain

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Sirtuin shown to control gene activity

A previously overlooked protein called SIRT6 provides some molecular clues to aging.
Found in: Biology, Biomedicine, Body & Brain and Genes & Cells
Early C-sections pose risks

Babies delivered by elective cesarean section just a week or two before 39 weeks of gestation face increased risk of respiratory and other complications.
Found in: Biology and Body & Brain
Parkinson’s brain surgery works in older patients, too

A surgery in which two tiny electrodes are placed in the brain improves the quality of life of patients with Parkinson’s disease, including older patients, and seems to have only short-term side effects.
Found in: Body & Brain
Record low for human blood oxygen levels

Study of Mt. Everest climbers shows some bodies can tolerate low oxygen levels that are toxic to others.
Found in: Biology and Body & Brain
FOR KIDS: Body clocks

Scientists are finding that when you sleep is just as important as how much you sleep.
Found in: Body & Brain and Science News For Kids
Bone-growth drugs may increase jaw disease risk

New study finds link between common drug and jawbone death.
Found in: Body & Brain
Fewer dopamine receptors makes for risky business

Brain-scanning study in people sees link between personality, dopamine system.
Found in: Body & Brain
Disturbed sleep tied to Parkinson's risk

People who have a disorder that causes them to thrash and kick during sleep face a high risk of developing Parkinson’s disease or other neurodegenerative disorders.
Found in: Biomedicine and Body & Brain
See More In Body & Brain

Sights and Sounds

Photography

Atom Flipping
New equations for better MRI

Blogs:

Science & the Public Big Increase Coming for NIH — Maybe
By Janet Raloff Dec 19th 2008

Columns:

Comment SESAME opens doors to international collaboration
By Herman Winick Jan 2nd 2009

Math Trek The Sudoku solution
By Julie Rehmeyer Dec 23rd 2008

Not to Miss:

2008: Science News of the Year

Thwarting tree poachers

Pulsars in a new light

Guest column from Steven Chu

SN Bookshelf:

Book Review: Food Bites: The Science of the Foods We Eat by Richard W. Hartel and AnnaKate Hartel
Review by Dina Fine Maron
Buy now | More Books

Book Review: Don’t Sleep, There Are Snakes: Life and Language in the Amazonian Jungle by Daniel L. Everett
Review by Bruce Bower
Buy now | More Books

Planet Earth: An Illustrated History
A photographic tribute to the glories of nature, including picturesque landscapes, stunning aer...
Buy now | More Books