February 2012
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Reduced use of a limb proves the power of brain...
Swiss scientists have shown that breaking your arm can greatly affect your brain. It appears that immobilising the broken limb reduces the thickness of part of the cerebral cortex. Professor Lutz Jäncke and colleagues at the University of Zurich in Switzerland report their findings in the journal Neurology this week.
The motor cortex on the left side of the brain controls the right arm, and the...
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Five things humans no longer need. →
ohyeahdevelopmentalbiology:
Vestigial organs are parts of the body that once had a function but are now more-or-less useless. Probably the most famous example is the appendix, though it is now an open question whether the appendix is really vestigial. The idea that we are carrying around useless relics of our evolutionary past has long fascinated scientists and laypeople alike.
This week we...