Category: Physics

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Dark Energy (Pop Sci)

DMPie 2013
This post is a brief overview of dark energy that everyone can understand.  If you think that the post is too difficult and think my wording is to complex or wrong, feel free to email me at the address travelingscienceman AT gmail DOT com.

The first thing you need to know is that our universe, The Universe, is expanding.  Not only is it expanding but this expansion rate is accelerating.  The  material that is causing the expansion to accelerating is called dark energy.

So what is dark energy?

Well… Continue reading “Dark Energy (Pop Sci)”

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(Initial) Review of Dark Energy: Theory and Observations


I want to talk about the first (and as of this post only) textbook on Dark Energy I have used.  As of this post I have not gone through the book but I have read enough to get an idea of how it is.  There is another Dark Energy book I recently discovered that I want to check out, but that will need to wait for another day.  I am not getting paid to write this review, these are my own thoughts.

Dark Energy: Theory and Observations was published in 2010, and was written by Luca Amendola and Shinji Tsujikawa.  A lot has happened in the realm of Dark Energy research since then, but the basics have stayed the same.  This means that much of the book is still useful and you will learn some good tips and tricks throughout, even if some of the theories have been disproved (plus it is always fun and useful to play around with what ifs). Continue reading “(Initial) Review of Dark Energy: Theory and Observations”