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Sabine Hossenfelder
1,388 followers
1,388 followers
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Dear Dr B: Is science democratic?
“Hi Bee, One of the often repeated phrases here in Italy by so called “science enthusiasts” is that “science is not democratic”, which to me sounds like an excuse for someone to justify some authoritarian or semi-fascist fantasy. We see this on countless “S...

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If tensions in cosmological data are not measurement problems, they probably mean dark energy changes
Galaxy pumpkin. Src: The Swell Designer According to physics, the universe and everything in it can be explained by but a handful of equations. They’re difficult equations, all right, but their simplest feature is also the most mysterious one. The equations...

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What’s new in high energy physics? Clockworks.
Clockworks. [ Img via dwan1509 ]. High energy physics has phases. I don’t mean phases like matter has – solid, liquid, gaseous and so on. I mean phases like cranky toddlers have: One week they eat nothing but noodles, the next week anything as long as it’s ...

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Dear Dr B: What are the chances of the universe ending out of nowhere due to vacuum decay?
“Dear Sabine, my names [-----]. I'm an anxiety sufferer of the unknown and have been for 4 years. I've recently came across some articles saying that the universe could just end out of no where either through false vacuum/vacuum bubbles or just ending and...

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Does parametric resonance solve the cosmological constant problem?
An oscillator too. Source: Giphy . Tl;dr: Ask me again in ten years. A lot of people asked for my opinion about a paper by Wang, Zhu, and Unruh that recently got published in Physical Reviews D, one of the top journals in the field. How the huge energy of q...

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