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This metal alloy changed history forever. It suddenly made information (and data) much more accessible in the 14th century. This is perhaps the most important invention of Gutenberg that made possible inexpensive, mass book printing and publishing. #wood #shiny #historical #germany #type. Photo credit: Wikimedia/Willi Heidelbach/CC-BY-2.5.
The metal alloy that changed history: information & civilization

This metal alloy changed history forever. It suddenly made information (and data) much more accessible in the 14th century. This is...

Puzzle photo: Panama Canal related to Mars?

For today's photo post, we have a puzzle: how is the Panama Canal related to the Planet Mars? Continuing on...

Motion blur of London city lights. Intelligence, as it evolved in the natural world, is closely connected to motion. As many observers have noted, no motion, no need for a brain. Natural intelligence, therefore, is essentially a form of signal processing to control motors (muscles) in a very noisy environment. Traditional artificial intelligence in something like LISP or Prolog (although Turing equivalent) loses this aspect --- manipulating stacks (or lists of strings) isn't the best platform to process noisy signals. Intelligence can is signal processing in a noisy environment.
Signal processing, motion, and artificial intelligence: Ted Talk

Intelligence, signal processing, and motion Intelligence, as it evolved in the natural world, is closely connected to motion. As at...

Self-replicating 3D printer: von Neumann machines on Mars?

Is this self-replicating 3D printer a von Neumann machine that will someday go to Mars? Yesterday, we experimented with our idea...

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