Nigerian Man Invents Car That Operates On Weed.

Nigeria’s Justus Nwaoga has developed a new way to collect renewable solar energy by using the mimosa pudica weed, an organic African medicinal plant.

Chosen from more than 900 applications from 45 countries, the innovator and nine others with their teams have emerged finalists for the Innovation Prize for Africa (IPA) for developing practical solutions to some of the continent’s most intractable problems.

The winners of the IPA 2013 will be announced at a gala dinner on 7 May in Cape Town, South Africa, hosted by the University of Cape Town’s Graduate School of Business and the Sekunjalo Development Foundation.

The winner will receive $100 000 for the best innovation based on marketability, originality, scalability, social impact and clear business potential. A runner up will receive $25 000 for the best commercial potential and another finalist will receive $25 000 as a special prize for social innovation.