WPI Artemisia Annual Harvest (IMAGE) Worcester Polytechnic Institute Caption Pamela Weathers, PhD, professor of biology and biotechnology at Worcester Polytechnic Institute, left, and students harvest the sweet wormwood plant for use in their research aimed at developing an effective, low-cost whole-plant therapy for malaria. Credit Worcester Polytechnic Institute Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.