Artist's illustration depicting a dwarf galaxy that hosts an active galactic nucleus (credit: NOIRLab) Back when I started astronomy in the 1990s, folks joked that a sample of 6 was big enough to do statistics. In those early days of digital cameras and multi-meter telescopes, it still took a night or more to observe a single galaxy.  I bring this up because a recent press release casually failed to mention that a new publication using the Dark Energy Survey Instrument started with a sample of 1,385,177 galaxy spectra… and this is just galaxies from their Early Data Release. There are...