Tag Archive for Science

Overview: Rotary vs. Vibratory Pumps

In The Great Espresso Machine Wars of 2011, the bloodiest battle was that between the rotary and the vibratory pump. Seriously; things got real. You didn’t hear about it? Well, it’s really not something we like to rehash — and…

Experimenting with Cold Brew Coffee

Do you really need a fancy, specially-designed gadget to brew up a batch of cold coffee? Or can you just use your trusty ol’ press pot? While we carry a couple of different cold brew options (from Hario and Sowden),…

SCG’s Great Stovetop Experiments

There is nothing quite like taking a random suggestion and putting it to the test! During our original stovetop prep video, Rade mentioned using sparkling water to achieve some form of crema from the espresso and we also received a…

Testing Freezer-Stored Coffee Beans

One of the most frequent questions that we’re asked is regarding how to best store coffee beans in order to keep them fresh. We have done several videos testing how beans hold up over time in their roast bags or…

Airscape Storage – 2 Month Test

How do freshly roasted beans hold up in the Airscape after two months? We put a batch of Velton’s Bonsai Blend to the test to see if sealing them away — and not opening them again for two months —…