The noise from ship propellers disturbs the marine ecosystem. HAW Kiel investigated the cause and aims to develop quieter ...
German researchers are launching a new project to tackle one of the ocean’s loudest ...
Four moons appeared over St Petersburg due to a rare atmospheric optical effect called paraselene Paraselene causes bright spots beside the moon from moonlight refracting through ice crystals The ...
Abstract: Time-optimal control for high-order chain-of-integrator systems with full state constraints remains an open and challenging problem within the discipline of optimal control. The behavior of ...