I like how they illustrate the article about a dark matter galaxy with photos of a patch of sky where you can't see a galaxy. 
<br /><a href='https://www.skyatnightmagazine.com/news/candidate-dark-galaxy-2
'>https://www.skyatnightmagazine.com/news/candidate-dark-galaxy-2
</a><br />#space #astronomy #astrophysics