To understand how a hovercraft works, we have to understand a few things about matter. We, and all ordinary matter, are made of little tiny things called atoms and clumps of atoms called molecules.

A delegation of Bay Area leaders recently traveled to England to see how hovercrafts might be able to work in the San Francisco BAy. On board the hovercraft ferry in Portsmouth, England. A delegation ...

In the nineteen fifties, hovercraft looked like something pulled straight from science fiction. They promised to glide over water, mud, sand, and even ice with ease. Designers imagined fast ferries, ...