When the Washington State Ferry System selected a synchronous, variable-speed AC motor with a cycloconverter drive for the propulsion system on its three new Jumbo Mark II ferries, the ships ...

Lubrication equipment and ventilation/cooling units are usually located externally, as sub systems. Propulsion pods are not a new product, but a new configuration of traditional marine systems and ...

What is the best overall DIY home security system? If you're looking to protect your family and home, you'll want to invest in a home security system. The downside is that many of these systems ...

Impact and progress Frontiers' impact Progress Report 2022 All progress reports ...

Feb. 3, 2025 — Researchers have uncovered how perceptual memories linked to positive emotions, such as joy or happiness, are strengthened during sleep. The study could help scientists understand ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

our nearest star system. Interestingly, the spacecraft would use an innovative propulsion method: lightsails. These types of reflective sails use the pressure from lasers or starlight to propel ...