![ESOcast SD show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/034/529/small/esocast-sd.png)
Summary: ESOcast 128 describes how astronomers look at the Universe and why astronomers need ALMA, the largest ground-based facility for observing radio waves, in order to understand phenomena in some of the dustiest and most distant regions of our Universe.