Articles by Greg Gdowski

Hi everyone! Thank you for taking a look on the forum at the Adelson illusion (Adelson 1993) shown in Figure 1 (left)! It created some great discussion that caused me to redraft the entire follow-up article! Indeed, we did couch the question differently than Edward Adelson. We asked the...

Beginner Series #2: How and Why Do Water Changes Work? What Happens If They Don't Work? Or How to Attain Majchrzak Status This article is to provide beginners with baseline knowledge of why and how water changes work and when they fail in restoring critical water parameters, so that dosing...

The author's 90G reef aquarium. Photo is from the Reef2Reef archives and courtesy of Greg Gdowski, ©2019, All Rights Reserved. We put a lot of chemicals into our tanks. Many manufacturers tell you to base additions of these chemicals on your tank's volume – but what is that anyway? What is...