In 1973, a teenage Debra McKenna accidentally left her future husband's ring in a department store in the US town of Brunswick Maine.
Scientists are developing techniques to detect signatures from space in their search for alien life.
A single man has managed to bag himself a Valentine's date - after spending more than £400 to advertise himself on a billboard.
A woman has been reunited with a mixtape she lost on holiday after it washed up on a beach 25 years later - 1,200 miles from where she last saw it.
Half of British adults take their mobile phone with them into the toilet, a poll suggests.