Science News / Life

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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

:: Life

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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
Love song of the dengue vector mosquito

Male and female mosquitoes harmonize pitch when in the mood.
Found in: Life
Fifty-two things to do with a bat wing

Bats swim, run, flirt and do lots of other nonflight jobs with their wings -- a fact that may have influenced evolution of the wing's architecture.
Found in: Life
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: Longer lives for wild elephants

A surprising new study shows that female elephants in the wild might live up to three times longer than those born in zoos.
Found in: Life and Science News For Kids
FOR KIDS: Mood-boosting drugs make unhappy fish

Drugs called antidepressants find their way into lakes and streams, affecting the behavior of fish living there in unexpected ways.
Found in: Life and Science News For Kids
Mathematicians show how beetles can share a niche

New equations help solve decades-old puzzle of why one species doesn’t always outcompete another.
Found in: Life and Numbers
See More In Life

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