Dar es Salaam, July 24 -- IN a world obsessed with instant fame, viral dances and Instagram filters, theres something beautifully radical about a woman who chooses science over spectacle.

Meet Dr Delvina Japhet Tarimo, Tanzanian physicist whose curiosity has taken her from the shadows of power cuts in Arusha to state-ofthe-art laboratories in Germany, and from leftovers on a dinner plate to powering the future of clean energy.

Yes, you read that right, this woman is turning chicken bones into batteries. And no, its not a metaphor. Its science. Delvinas story begins like many quietly extraordinary African stories do in a humble classroom, full of promise and buzzing with questions no one else thought to ask.

Born in Arusha Region, to a ...