This mysterious water-driven machine is from a mysterious Arabic manuscript, somewhere between 200 and 500 years old. The whole document is full of mechanisms with scoops and gears and vats and water. It’s part of the Max Planck Digital Library collection but I found it on The Public Domain Review.
Articles tagged with: engineering
From The Principles and Practice and Explanation of the Machinery of Locomotive Engines in Operation, found on archive.org.
The book seems to be part of an 1850 re-printing of Thomas Tredgold’s 1827 masterwork… (deep breath)… The steam engine : comprising an account of its invention and progressive improvement; with an investigation [...]
Translation: The Englishman Watt wanted to make a steam engine. He spent so much time on it that he upset his aunt. Finally, however, he was successful.
From Public Domain Review‘s collection of prints of Western inventors, artists and scholars produced by the Japanese Department of Education.
In part, to demonstrate [...]
Investors are (quietly, says Scientific American) lining up support for companies figuring out the ins and outs of nuclear fusion:
…[T]he fragments of information that have filtered out make it clear that the building houses one of the largest fusion experiments now operating in the United States. It is also one of the most unconventional. [...]
The Guardian has more on the power-station throwdown in which solar power is winning the race:
Last week, for the first time in memory, the wholesale price of electricity in Queensland fell into negative territory – in the middle of the day.
For several days the price, normally around $40-$50 a megawatt hour, hovered [...]
Scientific American lauds the state long linked with oil money for breaking wind power production records:
The Lone Star State hit “peak wind” at 8:48 p.m. on March 26, when the state’s wind farms produced 10,296 megawatts of electricity. At that moment, wind turbines provided enough electricity to supply power for 29 percent of the [...]
SONG: “Something Missing.” [Download] (To download: double right-click & “Save As”)
SOURCE: Based on “Man prefers $50 3-D printed hand to $42,000 prosthetic”, Washington Post, 23 April 2014, as used in the post “A $50 home-printed hand beats a $42,000 prosthetic.”.
ABSTRACT: Sometimes the words all fall [...]
Washington Post explores the friendship between Jeremy Simon, a 3D-printer “tinkerer” and Jose Delgado, a 53-year-old man who was born without a hand… and who prefers Simon’s “Cyborg Beast” to the pretty (but not so functional) myoelectric hand:
With a 3-D printer and $50 worth of materials, Simon made Delgado a hand that Delgado [...]
Scientific American paints a peculiar picture of the Big Apple’s future, with the hustle and bustle taking place behind a series of levees, walls and other barriers to keep the ocean out:
“The city is on a good path … but it needs to be studying the barriers,” said Jeroen Aerts, a professor of risk [...]