Israel’s NayamWings has created a new wind propulsion system for maritime vessels based on a rigid wing sail. It outperforms all other wing sail systems – 200% better than soft sails. It reduces energy used by existing (retrofitted) ships by up to 25% and new-builds by more than 55%.
https://www.timesofisrael.com/israels-economy-is-setting-sail-into-the-deep-blue-tech-sea/