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News tagged with mutualism

New Study Eyes Evolution of Fairness and Punishment

(PhysOrg.com) -- Researchers have long been puzzled by large societies in which strangers routinely engage in voluntary acts of kindness, respect and mutual benefit even though there is often an individual cost involved.

Other Sciences / Social Sciences

created Mar 18, 2010 | popularity 4.9 / 5 (7) | comments 2 | with audio podcast

A Fee That Can Actually Make You Money?

(PhysOrg.com) -- Short-term redemption fees protect and boost returns for long-term mutual fund investors.

Other Sciences / Economics & Business

created Mar 17, 2010 | popularity 3 / 5 (2) | comments 0

Trees retaliate when their fig wasps don't service them

Figs and fig wasps have evolved to help each other out: Fig wasps lay their eggs inside the fruit where the wasp larvae can safely develop, and in return, the wasps pollinate the figs.

Biology / Plants & Animals

created Jan 27, 2010 | popularity 5 / 5 (11) | comments 6 | with audio podcast

Acacias use ants to guard flowers

(PhysOrg.com) -- Research by Dr Nigel Raine, Senior Lecturer in Animal Behaviour at Royal Holloway, University of London has revealed how a special plant-ant relationship thrives on give and take for mutual ...

Biology / Plants & Animals

created Jan 04, 2010 | popularity 5 / 5 (10) | comments 0 | with audio podcast

Tech investing will be a tougher play in 2010

(AP) -- Mutual funds that bet exclusively on technology stocks are the star performers of 2009.

Technology / Business

created Dec 17, 2009 | popularity not rated yet | comments 0

Facebook (and Systems Biologists) Take Note: Network Analysis Reveals True Connections

(PhysOrg.com) -- Facebook figures out that you know Holly, although you haven't seen her in 10 years, because you have four mutual friends -- a good predictor of direct friendship. But sometimes Facebook gets ...

Technology / Computer Sciences

created Dec 07, 2009 | popularity 4 / 5 (9) | comments 8

Physics Model Determines Dynamics of Friends and Enemies

(PhysOrg.com) -- Sometimes friends can become enemies and enemies become friends, and it’s difficult to understand exactly how or why the changes took place. A new study shows that when the shifting of alliances ...

Physics / General Physics

created Dec 02, 2009 | popularity 4.5 / 5 (16) | comments 6 feature

Silver lining effect study, 'I have some good news and some bad news'

Communicating "I have some good news and some bad news" is better than combining messages into a single, bleak result when small gains and large losses occur together, according to a study in the current issue of Management Sc ...

Other Sciences / Economics & Business

created Nov 30, 2009 | popularity 5 / 5 (2) | comments 1

Half of your friends lost in seven years

Had a good chat with someone recently? Has a good friend just helped you to do up your home? Then you will be lucky if that person still does that in seven years time. Sociologist Gerald Mollenhorst investigated how the context ...

Other Sciences / Social Sciences

created May 28, 2009 | popularity 3.7 / 5 (10) | comments 7

When industrious ants go too far

Nature is full of mutually beneficial arrangements between organisms—like the relationship between flowering plants and their bee pollinators. But sometimes these blissful relationships have a dark side, as Harvard biologist ...

Biology / Plants & Animals

created Apr 28, 2009 | popularity 3.5 / 5 (4) | comments 0

Probing Question: What predicts a happy marriage?

You’ve planned the perfect Valentine’s Day, booked the candlelit restaurant, bought chocolate and flowers. (Or, depending on your darling's taste, bought tickets to a monster truck rally.) The night couldn’t have gone better… ...

Other Sciences / Other

created Feb 19, 2009 | popularity 4.6 / 5 (9) | comments 0


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