Is APL Dead?, by Aaron W. Hsu.
The Theory of Concatenative Combinators (2007), by Brent Kerby.
Programming a 144-computer Chip to Minimize Power, Strange Loop 2013 talk by Chuck Moore.
SIGBOVIK’75 Technical Note: Conditional Move For Shell Script Acceleration (PDF), by Dr. Jim McCann and Dr. Tom Murphy VII.
A New Symbolism for the Propositional Calculus (1954, PDF), by William Tuthill Parry.
I’ve Consed Every Pair, a filk by Peter Norvig.
Ordinal Markup, beware: a clicker game.