Mar 10, 2010
Back in the 1970s my parents had friends who had stacks of hi-fi separates with gold contact wiring and speaker stands on metal spikes. They were only playing Perry Como on vinyl, but that was their idea of fun, so good luck to them. When the CD emerged on to the market with its claims of superior quality and scratch resistance, the hi-fi enthusiasts split into two camps: those who clung …
Mar 4, 2010
The latest issue of SpectroscopyNOW is online. This week I cover everything from MRI for testicular cancer to egg-shaped carbon balls by way of energy molecules, copper proteins, secret writing, first up a forensic test for distinguishing saliva deposits from other substances at a crime scene:
Non-destructive spit test – Raman spectroscopy can identify samples of an unknown substance at a crime scene as …
Mar 3, 2010
Geo-location services are very useful, helping you find a post office, ATM, decent restaurant, or hooking up with friends. They are commonly used in conjunction with smart phones and other mobile devices that ping your location (based on network coordinates or the global positioning system, GPS) back to the owner of a given system.
Location-based services also represent a security threat, especially if you hook whereabouts up to the likes of FourSquare …
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