Puerto Rican students reveals invention to charge mobile phone with water Submitted by Zulmarie Perez Horta on 17 September 2017 - 11:06pm Bridgitt Stephanie Cortés -a young scientist from Ponce, traveled to Colombia to represent Puerto Rico in the International Fair of Science,Technology and Innovation. For the full article, please refer to the Spanish version of this site. Read more about Puerto Rican students reveals invention to charge mobile phone with water Zulmarie Perez Horta's blogLog in or register to post commentsEspañol