Again, David set himself as a TV favourite in the role of DCI Jack Frost, an old-school, no-nonsense copper whose belief in traditional policing methods often causes entertaining conflict with his overly-bureaucratic superiors.
But after 18 years, the loveable detective is set to solve his last crime in a two part special to be aired later this year. But will it be disater of happiness when he meets his final fate?
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.
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