Scientists Combine X-Rays and Math to Produce the Perfect Espresso
Scientists investigated how various grind sizes can impact puck permeability (or how water moves through ground and tamped espresso) and extraction.
Coffee News Club: Week of April 13
Researchers use math and physics to decode espresso extraction. Plus, Philz removes pride flags, and Starbucks union negotiations are still tense.
Philz Coffee Criticized by Employees, LGBTQ+ Leaders Over Decision to Remove Pride Flags
Philz Coffee, the San Francisco-based specialty chain, is removing Pride flags from all its stores.
Report: 20% of Arabica Coffee Land Could Be Unsuitable for Farming by 2050
A new report forecasts that 20% of the land currently used to grow arabica coffee could become unsuitable for farming by 2050 due to climate change.
New Agreement Between 14 Large Coffee Companies Aims to Promote Equitable Sourcing
Last week, 14 of the largest coffee traders, roasters, and retailers announced they would adopt a new, more collaborative approach to coffee buying.
Coffee News Club: Week of April 6
Major coffee companies commit to ethical sourcing. Plus, Starbucks offers bonuses and 20% of land used for coffee growing could be unsuitable for cultivation by 2050.
In U.S., More Cafes Adding Savory Flavors to Their Menus
Coffee shops have always experimented with seasonal ingredients and interesting flavors. But some are upping the ante by introducing umami to the conversation.
Study: Coffee Responsible for 1% of Agriculture-Driven Deforestation
While coffee growing does result in forest loss, a new study says coffee’s impact is relatively small compared to other agricultural commodities.
Coffee News Club: Week of March 30
Savory flavors hit U.S. coffee menus. Storms devastate Hawaii farms, and new research suggests coffee causes less deforestation than once thought.
Storms in Hawaii Cause Significant Loss on Coffee Farms
In just 30 days, two fierce storms have pummeled Hawaii, severely impacting the state’s agricultural sector—including coffee farms.


