There is an entire branch of math simply devoted to knots – and it has changed the world. We’ll rope you in.
2023/09/21
Todays Thought
Amateurs sit and wait for inspiration, the rest of us just get up and go to work.
-Stephen King, novelist (b. 21 Sep 1947)
2023/09/20
Electrons DO NOT Spin
Quantum mechanics has a lot of weird stuff - but there’s thing that everyone agrees that no one understands. I’m talking about quantum spin. Let’s find out how chasing this elusive little behavior of the electron led us to some of the deepest insights into the nature of the quantum world.
Todays Thought
It is difficult to get a man to understand something when his salary depends upon his not understanding it.
-Upton Sinclair, novelist and reformer (20 Sep 1878-1968)
2023/09/19
Todays Thought
This is what power really is: the privilege of ignoring anything you might find distasteful.
-Oksana Zabuzhko, writer (b. 19 Sep 1960)
2023/09/18
Phoenix takes big step toward Scottsdale-style canals, but residents wonder
Phoenix takes big step toward Scottsdale-style canals, but residents wonder
Picture a canal. Scottsdale has the waterfront, Venice romantic gondolas. Amsterdam is synonymous with canals. In Bruges, they made a movie that featured them. Even San Antonio has a must-see entertainment district on its canal.
Now, decades after Phoenix's canals were built, the city wants in on the act. Mayor Kate Gallego touts how the city has 180 miles of canals compared to Amsterdam's 60.
Phoenix officials have spent years trying to bring their vision of a "Grand Canalscape" to reality, and earlier this month they took a major step toward bringing it to fruition.
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Arizona's huge new dark sky observatory: See the construction progress Renderings & Floorplan The 22,000 square-foot IDSDC will ac...
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The Corpses of the De Witt Brothers The Corpses of the De Witt Brothers is a c. 1672–75 oil on canvas painting by the Dutch Golden Age...
