29 MAR 2012 by ideonexus

 Gravity is an Extremely Feeble Force

...imagine holding an electron in your left hand and another electron in your right hand and bringing these two identical electrically charged particles close together. Their mutual gravitational attraction will favor their getting closer while their electromagnetic repulsion will try to drive them apart. Which is stronger? There is no contest: The electromagnetic repulsion is about a million billion billion billion billion (10 to the 42th) times stronger! If your right bicep represents the s...
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In comparison to the other forces holding the Universe together.

18 DEC 2011 by ideonexus

 Matthew 6:6 - Don't Pray in Public

1 “Be careful not to practice your righteousness in front of others to be seen by them. If you do, you will have no reward from your Father in heaven. 2 “So when you give to the needy, do not announce it with trumpets, as the hypocrites do in the synagogues and on the streets, to be honored by others. Truly I tell you, they have received their reward in full. 3 But when you give to the needy, do not let your left hand know what your right hand is doing, 4 so that your giving may be in...
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Pray in private and don't make a big display for others.

21 JUL 2011 by ideonexus

 Theories on Handedness

Because it develops so early, this brain asymmetry appears to be largely innate. It is possible, however, that environmental factors begin operating even before birth. One hypothesis is that the right hand becomes more skillfull because it has greater freedom to move in the womb. About three-quarters of all fetuses spend the last several weeks of gestation with their right arm facing out—toward the mother's abdominal wall. This arm has more space in which to move than does the left arm, whi...
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Three hypotheses for why right-handedness is the dominant trait in humans.