Supercomputer simulation shows why beneficial mutations rarely lead to hypermutators in real organisms
In real life, mutants can arise when their DNA changes to give them an advantage over the rest of the population. A team from the University of Michigan has used simulations on the Pittsburgh ...
Scientists say they’ve discovered how the brain overcomes fear
Researchers identified the mechanism mice use to overcome instinctive fear, saying it may help research for people with disorders such as PTSD, anxiety and phobias.
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Scary Or Safe? New Brain Pathway Quashes The Instinct To Flee From Danger
Fear is very useful for survival – but so is being able to control it. It’s wise to be scared of the unfamiliar, especially ...