This Space.com article “NASA Unveils Amazing Cosmic Views as Chandra X-Ray Observatory Turns 20” (July 28, 2019) reminded me of the limited vision provided only with visible light. Consumer security (and other) cameras have accustomed more of us to regularly seeing infrared light (a longer wavelength part of the electromagnetic spectrum). And that “light” behaves… Continue reading Celebrating X-Ray Astronomy — Chandra, NuSTAR
[Topic placeholder] [Developing story] Today’s news cycle contains articles about research by some physicists at the University of Glasgow who claim to have imaged entangled photons. Looks like they used a precision laser-based, table-top optical bench system. This Cnet article is a basic summary of the research: “Einstein called it ‘spooky action.’ Here’s an image… Continue reading Image of entangled photons?
Before encountering this Quanta Magazine article today, I’d not heard of this aspect of quantum measurement theory: “The Quantum Theory That Peels Away the Mystery of Measurement” (July 3, 2019) by Philip Ball, Contributing Writer (author of Beyond Weird: Why everything you thought you knew about quantum physics is different). Well, a quick Google search… Continue reading Quantum trajectory theory?
