Touch-screen technology looks set to flood shopping malls in 2009. At the Consumer Electronics Show this week in Las Vegas, of Taiwan introduced hi-fi speakers with an illuminated touch panel that lets users change volume, bass and treble “with a glide of the finger”. It also introduced a digital photo frame that allows the picture or slide show to be changed using a similar touch screen.
Nanotechnologists have built a mechanical switch that changes with temperature. A team at Osaka University in Japan constructed a carbon nanotube that moves back and forth inside a larger closed nanotube (Nano…
