Vicky Hamilton may have died because her neck had been compressed, a murder trial hears.

US medics find the Bee Gees song, Stayin' Alive, provides an ideal beat to follow when performing CPR on a victim of a cardiac arrest.

An alternative fusion project is initiated in Europe that would seek abundant clean energy using a colossal laser.

BBC News is given exclusive access to the first coal-fired power plant to integrate carbon capture and storage technology into a pilot-scale site.

The Pakistan government says it may take action against compressed natural gas (CNG) stations for continuing to overcharge customers.

MotoGP series leader Jorge Lorenzo has surgery to relieve muscle compression in his right arm.

An engineer receives funding for the experimental storage of energy as compressed air in undersea containers.

Paramedics should give cardiac arrest patients uninterrupted chest compressions to improve survival, a US study underlines.

An engineer working with Indian firm Tata says he plans to sell an emission-free car that runs on compressed air.

An engineer promises that within a year he will start selling a car that runs on compressed air.

movies and video clips are increasingly being watched on low-definition portable devices like video iPods, handheld media players or even mobile phones. So has high definition DVD missed the boat?

Advising first-aiders to give mouth-to-mouth is off-putting and unnecessary, researchers advise.

A US team develops software to help deaf people use video to chat via sign language over mobile networks.

SanDisk puts its MP3 players back on display at a German electronics show after overturning a court injunction.

A new digital system for identifying fingerprints is being adopted by police forces in England and Wales.

SanDisk MP3 players are seized from an electronics show amid a growing legal battle over licensing.

An Israeli inventor works on tankless diving gear that is able to extract air from water.

High-definition will close the gap between cinema and home entertainment, but will also change DVD production.

Are MP3 music players more concerned with storage capacity and colour than sound quality?

Nasa's X-43A "air-breathing" test plane has broken Mach 10, setting a new world speed record for aircraft.