After blasting across western Cuba as a Cat 3, Rafael emerged into the Gulf of Mexico as a rare November Cat 2.

Renewables are expensive to build but cost very little to maintain, or what is technically known as a high cap-ex to low op-ex business. Construction requires a loan up front, and the higher the ...

He says sea gliders could be a way to travel quickly between coastal cities, like Boston and New York or LA and San Francisco. And because they’re powered by electricity, which can be provided by ...