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Evidence is accumulating that the human brain systematically misjudges certain kinds of risks. In effect, evolution has programmed us to be alert for snakes and enemies with clubs, but we aren’t well prepared to respond to dangers that require forethought.

2009-07-01

 foresight brain psychology politics fear evolution instinct future judgement
We are losing our political leaders and will continue to lose them until we come to terms with our basic biology. Leaders today are no more susceptible to violations of marital vows than were leaders of the past. But in this era of tabloids and texting, sexual scandals have become epidemic.

2009

 biology sex drive testosterone risk politics hormone instinct human
A 69-year-old amateur scientist has apparently discovered that her garden snails have a homing instinct.

2010-08-03

 garden home homing instinct snail experiment
The cat exerts firm downwards pressure with its paw, opening its toes to expose its claws, then closes its claws as it lifts its paw. The process takes place with alternate paws at intervals of one to two seconds. They may do this while sitting on their owner's lap, which may prove painful if the cat is large or strong or has sharp claws (as the claws tend to dig into one's lap). Though cats will sit happily on a hard surface,...
 cat kneading happiness instinct
Researchers in the United States say they have uncovered tentative evidence of a genetic component to friendship.

2011-01-17

 genetics friendship alcohol instinct
A new study has found birds learn the art of nest-building, rather than it being just an instinctive skill.

2011-09-25

 bird nest skill learning instinct experience