Researchers create record-breaking 18 lumens per watt.
Gartner calls for curb on spending that does not help core business.
Alcohol-dependent people given therapy in virtual environments.
Trade association warns that web users still not taking security seriously.
'Radical' computing chip bounces electrons around.
'Waggle dance' used as inspiration to make servers more efficient.
Malware targets Windows, Mac and Linux computers.
Carbon capture and storage key to new system.
Fracture-induced structuring 'like magic'.
Back to the future.
Device could mean faster and more secure computers.
Almost a year on the issue is still burning.
Optical cloaking takes a step towards reality.
Even companies without Dell kit should take action, says Gartner.
Don't let your PC be turned into a zombie.
But device would need 20 million embedded processors.
Nist shows on-card fingerprint match is secure.
Applications include high intensity LEDs and optical switches.
From mega pixel to single pixel.
The future of e-commerce is based on P2P, says Harvard professor.
