The conduits, which are spooled in big stacks on a boat before being buried in an underwater trench, are a crucial part of the grid as demand for electricity increases. Credit...Video by Juho Kuva ...

A cross-section of the 5-inch, direct-current transmission cable being laid underground and underwater as part of the 339-mile Champlain Hudson Power Express. Work on the project is ongoing throughout ...

Jon covers artificial intelligence. He previously led CNET's home energy and utilities category, with a focus on energy-saving advice, thermostats, and heating and cooling. Jon has more than a decade ...

Smarter cables could help save offshore wind farm developers money while changes in material technology could also result in savings, finds report ...