The Universe Book of Records735.86 KB
A 12-part series about the extremes of the Universe. I did the illustrations as well as the text.
(Published in 12 successive issues of Popular Mechanics)

Reality check36.24 KB
"Science doesn't know everything," but it knows more than anything else does.
(From one of my limited-distribution newsletters) 

Why does the Sun shine?162.5 KB
Want to buy this article? Can you use it somewhere for a noble and uplifting purpose? It's serious science presented in the form of a humorous essay which is too long for popular magazines and too flippant for any serious publication.

Starship Design87.94 KB
If we had the knowledge and the money to build a ship that could take us to the stars, there would already be one. This concept design is based on what we do know, or think we do.
(Published in Popular Mechanics)