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.
by Fionn Pooler | April 14, 2026

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.
by Fionn Pooler | April 13, 2026

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.
by Fionn Pooler | April 13, 2026

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. 
by Fionn Pooler | April 10, 2026

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.
by Fionn Pooler | April 9, 2026

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.
by Fionn Pooler | April 6, 2026

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.
by Fionn Pooler | April 2, 2026

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.
by Fionn Pooler | March 31, 2026

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.
by Fionn Pooler | March 30, 2026

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.
by Fionn Pooler | March 30, 2026