Figure 1 (IMAGE) Tohoku University Caption Sensor attached directly to the underside of a plant leaf. By attaching it to the underside, light is not obstructed, allowing for accurate measurements. Data observed outdoors can be viewed in real-time from a terminal. Credit ©Kohzuma and Miyamoto Usage Restrictions Reporters may use freely these materials in news coverage with appropriate credit information. License Original 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.