How sperm get a move on; discovery suggests new target for male contraception
Thursday, February 4, 2010 - 16:28
in Biology & Nature
Most of us probably think of sperm as rather active little cells, swimming with quick movements of their "tail" or flagella. But actually sperm's motility is in fact short lived. When in the male reproductive tract they have to rest easy, lest they wear themselves out prematurely and give up any chance of ever finding an egg.