Seawater as an electrical cable !? Wireless power transfers in the ocean

IMAGE: Underwater drone (top left), power supply station (bottom left), drone parked on the power supply station installed on the ocean floor for battery charging (right) view more  Credit: COPYRIGHT (C) TOYOHASHI UNIVERSITY OF TECHNOLOGY. ALL RIGHTS RESERVED. Overview: Associate professor Masaya Tamura, Kousuke Murai (who has completed the first term of his master’s program), and […]

Autonomous Minisubmarine Measures Seawater Conditions

Since the Industrial Revolution began in the mid-18th century, Earth’s oceans have absorbed about one third of the carbon dioxide emitted through human activities. The ensuing roughly 30% increase in ocean acidity has reduced the amount of carbonate available for calcifying organisms such as corals and oysters to construct their skeletons and shells. […]