Tag: Science

  
2nd Shift Brewing: 5 Essentials 5 Essentials by

To run a brewery of any size it takes a wide range of tools, equipment, ingredients and paraphernalia. Sometimes having a furry companion around can help, too. Here are the five things that Crider and Brown can’t live without.

The Yeast Genome Project Zymology by

With the recent boom in wild ales and sour beers, yeast is having a serious moment in the spotlight. But more experimentation means breweries risk exposure to cross-contamination and infection. That’s why Avery Brewing Co. teamed up with the University of Colorado to genetically sequence yeast strains.

The Yeast Bay BYOB by

Most of our hobby’s engineers and sciencey types futz over sculptures and process controls. But biology nerds? They get yeast obsessed. The truly crazy are expanding commercial frontiers with hyper-local yeast companies. San Francisco’s The Yeast Bay is one of the newest.

From the Field to the Lab, and Back Again Behind the Bines by

From 2002 to 2013, public breeders released zero new hop varieties. Why were public hops breeders so quiet for a decade?

Better by Degrees: Why Cold Storage Matters to Your Beer Feature by

Craft breweries of all sizes are shipping their beer to far-flung accounts. So how do they maintain the condition of their beer, please fickle customers, and simultaneously grow their brands? The answer is cold storage.

Brewing With Ants: Brazilian Brewers Get Creative with a Local Delicacy Zymology by

The story of the world’s first Leafcutter Ant Saison starts in the days leading up to São Paulo, Brazil’s O Mercado, an epic gastronomy fair that brings together more than 20,000 foodies, chefs, restaurateurs and a handful of brewers.

As Cascade Saccades Behind the Bines by

For the first time, the US hop industry has grown more hops for aroma than for the commoditized bittering acid. The biggest driver of this change has been a 40-percent increase in Cascade acreage from 2012 to 2013; over 2,000 acres in the Pacific Northwest have been converted to Cascade.

Stemming the Rise of Barley Diseases: How Nasty Fungal Infections Could Affect Our Grains and Beer Feature by

The world produced over 134 million metric-tons of barley between 2011 and 2012. But up to 95 percent of the world’s barley is susceptible to a variety of a fungal disease called stem rust that was discovered in Uganda in 1999. Dubbed Ug99, it has spread across East Africa and up into the Middle East.

Yeast Ranching: Wrangling Wild Yeast and Other Microorganisms, Off the Grid Feature by

In their quest to push the boundaries of brewing and redefine craft beer styles, American brewers are deep into experimenting with brewing’s most fickle ingredient: wild yeast. And as demand for Brett and other wild strains skyrockets, lab geeks like Dmitri Serjanov are stepping up to meet it.

Extra Virgin Pale Ale: Why Some Brewers Have Tried Adding Olive Oil to Beer Zymology by

Over the last few years, there have been rumblings that olive oil can be added to beer instead of oxygen. Like milk fortifying our bones, yeast need oxygen to build strong cell walls. The idea is that olive oil contains oleic acid, an unsaturated fatty acid that could be enough to promote yeast growth.

Brewing in Thin Air: What Alpine Breweries Are Doing at High Altitude Feature by

Most of Colorado’s breweries are more than 5,000 feet above sea level. But professional brewers at altitude are downright scientific with their methods. And the first thing they point to is the temperature at which they boil.

Munich Scientists Tinker with Yeast Zymology by

A group of young scientists in Germany have managed to brew a beer with added flavors that doesn’t break the Reinheitsgebot, the 1516 purity law. By tinkering with the genes in yeast, students at the Technical University of Munich have engineered the microorganisms to impart additional flavors and substances to their beers, like lemon and caffeine.

Brewing with Cheatgrass Zymology by

While out one day surveying invasive cheatgrass fields in Nevada, USDA scientist Tye Morgan thought about the weed’s potential as a brewing grain.

Lab Report: The Science of Tasting Beers Feature by

Tasting panels are trained by smelling the chemical aroma standards responsible for each flavor—as beer geeks know, banana flavor is isoamyl acetate and butter is diacetyl—in decreasing dilutions. They taste the isolated chemicals added to polyethylene glycol until small amounts can be detected.

The Lager Yeast Genome Project Feature by

While walking in the woods, Argentinian microbiologist Diego Libkind stumbled upon fungus clusters scattered on the ground. Taking a sample back to the lab, Libkind found a species of Saccharomyces yeast living on these edible mushrooms.

Beer News News by

Westvleteren Trappist Ales to make US debut in 2012; scientists decipher genetic code of Brettanomyces yeast; SABMiller purchases Foster’s Group; House Bill 4061 legalizes homebrew sharing at Michigan meetings; and Prohibition Pig to open in place of The Alchemist Brewpub.

Holy Water: What Do Craft Beer and Born-Again Christianity Have in Common? Feature by

Beer and religion have walked hand in hand for thousands of years, from ritualistic brewing in ancient Turkey to the Trappist monasteries of Belgium. And just like born-again Christianity rose from the ashes of burned-out spiritual lives, so did craft emerge from a beer culture that had pretty much dried up.

Expanding the Palette: Engineering the Future of Hops Feature by

In addition to their bittering, flavor, and aroma properties, hops help stabilize beer foam, kill unwanted bacteria, and, according to some studies, impart body-boosting antioxidants. Future breeds might bring an entire revolution to the brewing industry.

30 Years of Beer BYOB by

While we usually think of a batch in the number of glasses we can pour, not in terms decades, we can force our beer to the last payment, the proverbial mortgage finish line.

Beer News News by

Sapporo releases beer made with space barley; Vermont’s Long Trail to acquire Otter Creek; BrewDog unveils world’s strongest beer; and be brewmaster for a day at Frankenmuth.

Back to Basics: Part Two Feature by

When you boil it all down, beer is little more than four simple ingredients—malt, hops, water and yeast. Join us as we close our two-part series on taking it all back to basics.

Back to Basics: Part One Feature by

When you boil it all down, beer is little more than four simple ingredients—malt, hops, water and yeast. Join us as we explore these humble components in a two-part series taking it all back to basics.

In Search of a Proper Pint Innovation by

In this age of economic downturn, it seems more people are becoming increasingly concerned that they receive their money’s worth, and beer does not escape this new focus.

Powered by Yeast Innovation by

When Sierra Nevada heard about the E-Fuel100 MicroFueler, they contacted the inventors to see if there was a way they could use the gizmos to make ethanol on site at the brewery for use with their vehicle fleet.