Yeast can be pretty demanding little buggers, despite being unicellular microscopic organisms. Brewers know they must appease them to get the beer they want.
"It's yeast-strain dependent, it's environment, it's temperature, oxygen levels," says Matt Brophy, brewmaster of Flying Dog Brewery in Frederick, Md. "There's a lot of variables that you need to have a high level of control over."
Originally published on Fri February 8, 2013 2:32 pm
Can you really be afraid of a storm with the same name as a cartoon fish with a bum fin?
Variations of that joke are all over social media, even as the storm called Nemo is dumping rain and snow throughout the Northeastern U.S. Albert Brooks, the voice of one clownfish in the movie Finding Nemo, quipped on Twitter: "They have named this new Nor'easter Nemo. I am not looking for it."
The Obama administration faces tricky political and legal questions on the subject of gay marriage. By the end of this month, the federal government is expected to file not just one but two briefs in a pair of same-sex marriage cases at the U.S. Supreme Court.
But it is the Proposition 8 case from California that poses the thornier questions for the administration — questions so difficult that the president himself is expected to make the final decision on what arguments the Justice Department will make in the Supreme Court.
Originally published on Fri February 8, 2013 1:01 pm
Vine, Twitter's new microvideo-sharing app for the iPhone, this week added a 17+ rating, saying that the app "contains age-restricted material." The change came after some users uploaded pornographic clips onto the app, which features 6-second (or
Originally published on Fri February 8, 2013 12:00 pm
The controversy over President Obama's targeted-killings-by-drone policy is a reminder that the default position of presidents in times of crisis is generally to side with national security over civil liberties.
Whenever Tyler Perry is in front of the camera, he's usually behind it as well. A screenwriter, director, producer and star, Perry grew up poor in New Orleans, but he has become a movie phenomenon — he was described in the New Yorker as the most financially successful black man the American film industry has ever known.
This is SCIENCE FRIDAY; I'm Joe Palca. Do you ever get the feeling you're being watched? These days if you're not careful, your phone knows where you are, and there's a good chance somebody else does, too. Or you've noticed that the ads on sites you visit are starting to look a little too personalized, like how did they know I was planning a vacation to New Orleans.
You know the theory that a big collision, a comet or an asteroid, something like that, helped kill off the dinosaurs? The idea has been around for a while. But this week, new research published in journal Science provides more accurate dates for the giant impact and the dino demise.
This is SCIENCE FRIDAY. I'm Joe Palca, sitting in for Ira Flatow. If you add it up, we spend a lot of time sleeping, about a third of our lives, actually, and it turns out our bodies don't just power down as we slumber. Research is showing that sleep plays an important role in how our brains process and store the information that we learn throughout the day.
The United States Postal Service said it lost $1.3 billion in first quarter of its fiscal year. While that's still a huge number, it's a big drop from the $3.1 billion loss the service posted during the same time period last year.
We want to go live now to the nation of Tunisia, where tens of thousands of people turned out today for the funeral of an assassinated opposition leader. Political tensions turned violent as young men clashed with police. The scene was a reminder of the precariousness of the situation in Tunisia - two years after the Arab Spring revolution began there. NPR's Eleanor Beardsley was at the funeral and joins me on the line. And Eleanor, what was the scene at this funeral? What did you see?
"Police and mourners clashed at the mass funeral on Friday of secular opposition leader Chokri Belaid, whose assassination has plunged Tunisia deeper into political crisis," Reuters writes.
According to the wire service, "braving chilly rain, at least 50,000 people turned out to honor Belaid in his home district of Jebel al-Jaloud in the capital, chanting anti-Islamist and anti-government slogans."
New Jersey Governor Chris Christie isn't laughing about his weight anymore. After poking fun at himself earlier this week, he ended up telling a former White House doctor to "shut up," when she commented on his size. Did he overreact? The Barbershop guys weigh in.
As a leader of the Southern Baptist Convention, Richard Land has spent nearly 25 years on the front lines of America's so-called 'culture war'. Now, as social conservatives worry that they're losing key policy battles, Land tells host Michel Martin that he may be stepping down from his post, but not from the fight.
In the early '80s, Italy's Taviani brothers, Paolo and Vittorio, made one of the true modern masterpieces, TheNight of the Shooting Stars. Set in the last days of World War II, when Germans laid mines all over Tuscan villages and Fascists loyal to Mussolini killed their own countrymen, it was a very cruel film.
As the Africa Cup of Nations reaches fever pitch, allegations of unfair officiating are drowning out the trumpet-like vuvuzelas blasting in South Africa. Host Michel Martin speaks with Nigerian soccer journalist Osasu Obayiuwana for a look ahead to the final between Nigeria's Super Eagles and Burkina Faso's Stallions.
Civil rights advocates have long relied on a principle called, "disparate impact," to prove minorities are discriminated in housing. Now, the Supreme Court is poised to review whether it's a legitimate tool in such cases. Host Michel Martin speaks with investigative journalist Nikole Hannah-Jones, who has written about the issue for ProPublica.
The song is called "I.S.S. (Is Somebody Singing)," and it's billed as the first space-Earth musical collaboration. The project is a very long-distance project from Canadians Ed Robertson of Barenaked Ladies and Chris Hadfield, who currently commands the International Space Station.
Originally published on Fri February 8, 2013 12:10 pm
There was barely room to walk from one end of the social hall to the other last Saturday night at St. Rita Catholic Church in Vinita Park, Mo.
The occasion wasn't a wedding, a christening or even a bingo game. It was trivia.
You can participate in trivia contests on slow nights in bars in practically any city across the country. But in the St. Louis area, trivia has evolved into a major source of revenue for nonprofit organizations.
Originally published on Fri February 8, 2013 7:35 am
A Smoking Gun report about the hacking of several email accounts belonging to members of presidents George W. and George H.W. Bush's family and some family friends has prompted a criminal investigation.
The Houston Chronicle says that Bush family spokesman Jim McGrath confirmed an investigation is under way, but declined further comment.
Good morning. I'm Steve Inskeep, with a story of the power of words. Trevis D. Baker swore at a cop in Rochester. Police arrested him, but New York State's highest court threw out the charges. He has a First Amendment right to swear, so long as it's not a challenge to fight. Because the arrest was invalid, the court disallowed a search police conducted afterward.