Solar Energy

Stanford Ovshinsky: Pioneering inventor

Stanford Ovshinsky was a self-taught inventor whose innovations have been incorporated into many hi-tech developments, from flat-screen televisions to laptop computers, He devised the term "ovonics", combining his own name and "electronics," to describe the technology behind the development of what he called "non-depletable, non-polluting energy sources." His aim was to reduce the world's dependence on fossil fuels with solar power and hydrogen. In 1999, Time included Ovshinsky among its "Heroes for the Planet."

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The 10 best bathroom scales

These days bathroom scales come with solar panels, hyper-sensitive digital readings and some can even talk to you. Here, we weigh them up...