Chatgpt generated illustration showing the tension between certification cost curves and urban air mobility scale.

eVTOL Certification Is Coming, But Commercial Runway Isn’t

The question around electric vertical takeoff and landing (eVTOL) aka Jetsons air taxi certification has shifted. It is no longer about whether regulators will create a pathway. Both the FAA and EASA have done that work. The FAA finalized powered lift operational rules in 2024 and published Advisory Circular 21.17-4 … [continued]

ChatGPT generated illustration of a ballast-balanced 1,100 TEU feeder vessel at berth, showing containerized battery swap operations, quay-side charging infrastructure, and high-voltage shore connection

Most Maritime Shipping Battery Propulsion Studies Are Already Obsolete

Most maritime battery studies are already obsolete. That is not a criticism of the researchers who wrote them. It is a recognition that their assumptions were grounded in the battery costs and energy densities available at the time. Several of the most detailed recent merchant shipping studies modeled battery system … [continued]

Image credit: BYD. Erling Haaland in the center of the image

Could BYD’s Manchester City Partnership Indicate A Scandinavian Sales Offensive?

BYD recently entered a partnership with the Manchester City soccer (or football) club. This is one of the top teams in the Premier League. The partnership includes supplying BYD and DENZA vehicles, along with ESS batteries. In the heavily tribal world of soccer, this will likely gain some sales from … [continued]

Photo courtesy of FAU Harbor Branch

Blue Origin Wants To Pollute A Pristine Florida Waterway — Just Say No

When I was in elementary school, my classmates and I learned how New England mill owners sited their factories near mighty rivers. We know now those factories dumped their waste directly into public waters without any consideration to the pollution and damage they were causing. Sulfite and phosphorus. Sulfuric acid, … [continued]

Joylong electric highroof minibuses assembled in Mombasa, Kenya. Image courtesy of Rideence

Rideence To Start Local Assembly Of Electric Vehicles At AVA Plant In Mombasa, Kenya

Rideence Africa Limited, a subsidiary of the Garden Real Group, is an integrated electric mobility solutions provider in Kenya. Rideence currently operates one of the largest electric ride-hailing fleet in Kenya. Rideence is also developing a nationwide charging network. The next big step as part of Rideence’s strategy is now … [continued]