Asphalt helps batteries charge more quickly

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Lithium batteries can be made to charge 10 to 20 times faster by using asphalt, suggests US research. Scientists at Rice University speeded up the charging time by making one... Read More

TEDGlobal: Africa needs more engineers and makers

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Africa needs more engineers and makers, the head of Gearbox – Nairobi’s leading maker-space – has told the TEDGlobal conference in Tanzania. Kamau Gachigi said that by 2050 Africa’s population... Read More