December 5, 2012

Crystals... Made of Time

Chris Lee, Ars Technica

AP Photo

Sometimes I know that I'm going to write about a paper before I even read it. The hook is simply too inviting. A new paper, simply entitled "Time crystals," with a companion paper "Quantum time crystals," is that sort of irresistible. Even if the papers turned out to be giant piles of steaming science, lying in full repugnant view on the pages of Physical Review Letters, it was certain there would be a good story to tell.

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TAGGED: Time, Physics, Crystals


October 19, 2013
Telling You the Answer Isn't the Answer
Rhett Allain, Wired
This is a story from my class. The course is a physics course designed for elementary education majors. Really, it’s a great course using a great curriculum – Physics and Everyday Thinking. The basic idea is that students... more ››
When the new ideas of quantum mechanics spread through science like wildfire in the first half of the 20th century, one of the first things physicists did was to apply them to gravity and general relativity. The result were not... more ››