Having a portable battery jump starter is extremely useful. What else can it do? On a single charge, a portable car battery pack or charger can power your high-draw laptop computer several times ...

A 17-year-old high jumper who won gold at the British Indoor Athletics Championships in Birmingham on Sunday - having only been invited four days earlier - has described his victory as "crazy".

The high-neck jumper, celebrated by shoppers for its "good fit" and flattering drape, has been marked down to £19.90 from the original price of £29.90 – a neat saving of £10. However ...