Most surfers are not prepared to spend more than a minute on a web page and are unlikely to spend long searching for what they want. [BBC Tech News] People make instantaneous judgements about whether to stay on a site, and if a site doesn’t give the right impression users will bypass it, said Dr [...]
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An experimental solar-powered aircraft that set an altitude mark of 96,000 feet plunges into the Pacific. [BBC Tech News] Current to power its 14 propeller motors and onboard electronics was generated by high-efficiency solar cells spread across the upper surface of the long wing. When it crashed, Helios was testing an experimental, renewable fuel-cell system [...]
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