Blogging has quickly become a phenomenon on the Internet - so much so that even I succumbed to it, before realising that I have been doing it all along with these pages. Duh!
A revelation of sorts to me is the Stirling engine, arguably the most efficient mechnical engine that has ever been developed.
Lua is a tiny, embeddable and extensible scripting language for C programs that is remarkably powerful. It has been successfully used in several commercial products including several computer games. Very impressive!