Since moving to America, Nadine has managed to stay out of the spotlight here in the UK for some time but since being back she has reportedly been left out of Girls Aloud get-togethers.
Previously, she was often photographed looking worryingly skinny and questions over her weight still seem to be a focus for the media.
Her debut album Insatiable is released 8 November 2010, but it is yet to be seen whether the once claimed 'voice' of Girls Aloud can outsell her bandmate and frenemy.
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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