Science and Technology Two 17-year-old Kenyans use coconut shells, corn cobs, and recycled materials to create an exhaust filter that reduces 93.3% of pollutant particles and wins an environmental award in Africa. Romário Pereira de Carvalho 04/06/2026 at 11:41
Science and Technology Young Innovators Create Salt-Powered Refrigerator Without Electricity and Install 200 Units in Hospitals After Winning Global Award Valdemar Medeiros 26/04/2025 at 13:41
