DVB-H (Digital Video Broadcasting - Handheld) technology looks like being the favourite, set to overshadow current TV services rolling out on 3G networks.

BBC: Cast members of Coronation Street hold up mobile phone

Their findings will then be collated and analysed using handheld sensors and GPS technology.

BBC: Gwynedd pupils dig deep to study the health of peat

It is a fitting tribute to an old technology that handheld clockwork devices, which were used long ago by sailors to find their positions at sea, could now, in a modern form, do the job once again.

ECONOMIST: Clockwork technology