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Category Archives: Science and technologies
What is 3D Printing? Comprehensive guide to 3D Printing technology written by 3D Hubs.
I. Langmuir (Colloquium at The Knolls Research Laboratory, December 18, 1953) Transcribed and edited by R. N. Hall PREFACE (by R.N. Hall) On December 18, 1953, Dr. Irving Langmuir gave a colloquium at the Research Laboratory that will long be … Continue reading
Lyrics There was a man he was a scientist Some say perhaps the greatest mind that ever lived (The man who changed the world) So far ahead of his time was he We’re catching up in the 21st century! (The … Continue reading
In left-handed coordinate system, positive angle is clockwise direction. In right-handed coordinate system, positive angle is anti-clockwise direction. I spent many hours to find out how to convert rotation matrices of left-handed coordinate system. The solution is to replace the … Continue reading
I’ve ported most of Geodome codes in Python 3.4. I’ll release the program under GPLv3 license soon. The program requires Python 3.x and OpenSCAD. Assembly diagram of domes
20 Chapter 3 The cost of intelligence K is remembered as an eccentric, unpredictable figure among the founding members of the village. He had made remarkable claims on his diary which would be testified only by one’s experiment. One infamous … Continue reading