Summary and review of “No Place to Hide” by Glenn Greenwald

Some books are simply too important not to read.

Every now and again there comes a work – whether a book, a movie or something else – that is of such societal significance that it cannot and must not be overlooked. Glenn Greenwald’s No Place to Hide: Edward Snowden, the NSA, and the U.S. Surveillance State is just such a work.

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Physics and uncertainty: A slightly poetic view

In its hunt for the Truths of nature, physics uncovered the Eternally Unknowable; the Forever Uncertain.

The Book of Nature is written in the language of Mathematics”, Galileo famously said. The language of mathematics is clean, precise and absolute, with no regard for the concept of uncertainty. But Uncertainty, this frowned-​upon offspring of Mother Earth and Father Science, of theory and practice, which we’d rather throw to the wolves on a cold winter’s night, is central to all science. In physics, uncertainty is particularly special, because physics has always been concerned with the hunt for certainty – the hunt for the capital Truths of nature.

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My PhD project in 570 words

I usually say I study the aurora. That’s a convenient lie.


Normally, when people ask what I do, I just say I study the aurora. That’s not strictly correct. Yes, the aurora is involved in my studies, but it’s not the actual topic. It’s just that when people ask me what I do, it’s way better than saying “I study plasma irregularities in the high-​latitude ionosphere and their effects on trans-​ionospheric signal links” because, well, the image explains it all. But let me try to explain, in understandable terms, what I actually study.

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