Skip to main content
Menu
Close
Search
User account menu
Log in
Donate
Social
Your
independent
source for Harvard news since 1898
Search
Enter your keywords
Main navigation 1
Topics
University News
Faculty & Research
Health & Medicine
Science & Technology
Social Sciences
Humanities & Arts
Students & Alumni
Arts & Culture
Sports & Athletics
Commentary
The Professions
International
Multimedia
New England Guide
Podcast
Videos
The Magazine
Current Issue
Past Issues
Class Notes & Obituaries
Browse Class Notes
Browse Obituaries
Collections
Commencement
The Context
Harvard Squared
Harvard in the Headlines
Support Harvard Magazine
Donate
Why We Need Your Support
How We Are Funded
Ways to Support the Magazine
Special Gifts
Behind the Scenes
Classifieds
Vacation Rentals & Travel
Real Estate
Personals
Products & Services
Harvard Authors’ Bookshelf
Education & Enrichment Resource
Ad Prices & Information
Place An Ad
User account menu
Log in
Donate
Search
Enter your keywords
Donate
Topics
University News
Faculty & Research
Health & Medicine
Science & Technology
Social Sciences
Humanities & Arts
Students & Alumni
Arts & Culture
Sports & Athletics
Commentary
The Professions
International
Multimedia
New England Guide
Podcast
Podcast
Videos
Videos
The Magazine
Current Issue
Past Issues
Class Notes & Obituaries
Browse Class Notes
Browse Obituaries
Collections
Commencement
The Context
Harvard Squared
Harvard in the Headlines
Support Harvard Magazine
Donate
Why We Need Your Support
How We Are Funded
Ways to Support the Magazine
Special Gifts
Behind the Scenes
Classifieds
Vacation Rentals & Travel
Real Estate
Personals
Products & Services
Harvard Authors’ Bookshelf
Education & Enrichment Resource
Ad Prices & Information
Place An Ad
Follow
Harvard Magazine:
Social
Your
independent
source for Harvard news since 1898
http://www.sciencedaily.com/releases/2012/07/120718143911.htm
Tue, 07/17/2012 - 20:00
Science Daily