cosmology




OK, let’s take this step by step What exactly is dark energy? Think of it as a placeholder. Something has been observed, and since there was nothing we knew about that could explain that observation, the term “Dark energy” emerged as an explanation. The observation made in the 1990s was […]

Hints that #DarkEnergy might not actually exist have emerged … or have they?





Smithsonian.com has a nice article all about the largest structure in the Universe that has been recently observed… or to be a tad more precise, the largest that we have observed so far. The background context here is that the Baryon Oscillation Spectroscopic Survey has been mapping the galaxies and quasars in the early […]

The Largest Structure in the Universe – The BOSS Wall