Understanding Dark Matter and Dark Energy

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Cosmologists (including myself) seem to believe that most of universe is composed of a dark clumpy component (dark matter) and a smooth anti-gravitating dark fluid (dark energy). Naturally, there is a lot of speculation about the nature of these dark components. I seem to spend a lot of time, trying to rule out some of these candidates and putting constraints on others. For more details see:

· My Publications on Dark Matter and Dark Energy