He's made a transistor radio, powered his community's FM youth radio station with homemade batteries, and, most recently, built a larger studio generator — all by using materials he found in the trash.
At the age of 16, Kelvin Doe, also known as DJ Focus, has been called a prodigy and a genius. He's the most prolific inventor in his West African village of Freetown, Sierra Leone.
Doe is the youngest of five children and says he's been inventing gadgets since the age of four. He gathers scrap...Full Story