It is a well known truism that girls mature faster than boys. But now scientists have discovered for the first time that their brains can develop up to ten years earlier than boys. Newcastle University stumbled upon the finding while conducting experiments into how the brain stores.
Age may be nothing but a number, but it's a sensitive subject nonetheless. And it's a particularly complicated issue when it comes to dating.
Similar stories are triggered by the (much less-common) pairing of a younger man with an older woman, as with year-old French president.