Size does not matter when it comes to a sperm’s ability to reach and fertilise an egg, a study published today suggests.
Research in the London-based journal BMC Evolutionary Biology casts doubt on the common scientific belief that sperm with longer tails can swim faster. The speed at which a sperm swims is a key factor in its capability to fertilise an egg.
With her beautiful blue eyes and a smile to melt your heart, at eight months old Jessica Gledhill is everything you could wish for in a baby.
But gorgeous though she is, for her parents Donna and Dave there are more important reasons to be grateful for their precious daughter.
For in just 17 months between May 2003 and October 2004, the couple from Wigston in Leicestershire went through the agony of losing three babies - all boys - in the most tragic of circumstances.
Murderers and rapists serving time in jail are being offered the chance to participate in IVF treatment at taxpayers’ expense so they can have children with partners on the outside.
An official notice has already been posted in a prison containing some of Britain’s worst offenders informing them how to apply.
Faced with a baby boom, Vietnam is planning a crackdown to stop couples having more than two children. The communist government in the country of 86 million - two-thirds of whom are under 35 - fears a new population explosion will knock its economic growth off track and strain health and education services.
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