From sign language to houses made from wood waste: technology that solves problems

These days, technology is showing that clever inventions don't need to be complicated to make a real difference. From a robotic hand that produces sign language to houses built from wood waste: solutions are popping up everywhere for problems that have existed for a long time. That's precisely what makes these stories worth reading further. In Kenya, 22-year-old Norah Kimathi built a robotic hand with her startup ZeroBionic that converts a teacher's voice directly into sign language [1]. Of the 300,000 deaf or hard of hearing children in Kenya, only a small fraction attend school, partly because there is no...