Artistic depiction of the enzyme (IMAGE) Nagoya Institute of Technology Caption Broadening the enzyme's band of harvestable light wavelengths is an important improvement given the extremely low energy density of sunlight. Credit Image credit: Takehisa Dewa from Nagoya Institute of Technology 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.