The Jet, the world’s first hydrogen-powered flying boat due to be built in Dubai next year, soars 3ft above the water, powered by two hydrogen fuel cells.

Image credit: Cover Images
Solar Express, a 427ft superyacht concept from Anthony Glasson of design studio M51, is covered tip to tail with solar panels for cleaner cruising.

Image credit: Cover Images
U-Boat Worx has updated the design of its three-person Super Sub, an ultra-luxury submersible with a depth rating of 300m and increased top speed of up to 10 knots.
