Thought for the month

“There is nothing noble in being superior to some other man. The true nobility is in being superior to your previous self.” Probably W.L. Sheldon, US lecturer on ethics (1858 – 1907) rather than Ernest Hemingway.

Monday, 16 March 2015

Energy harvesting trees

Scientists at VTT Technical Research Centre of Finland Ltd have developed a prototype of a tree that harvests solar energy from its surroundings

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