sperm

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  Brain hemispheres swap memories to help you see the big picture

  February 10, 2021 | 02:05am

  Scientists observe how the halves of the brain keep us informed about everything everywhere.
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  Selfish sperm genes 'poison' the competition for the win

  February 09, 2021 | 08:34pm

  Imagine poisoning your rival and yourself and giving only yourself the antidote.