To better understand certain problems involving rockets and propulsion it is necessary to use some mathematical ideas from trigonometry, the study of triangles. …
From the Beginner’s Guide to Rockets
As the ocean makes inroads over the next century, people living in low-lying areas will be displaced, leaving them in need of new homes. Don’t let memories of “Waterworld” deter you from checking out these marine dwellings.
10 innovative ideas that let would us live on water