Posts Tagged ‘Science’

SpaceX’s Dragon Capsule Docks

Friday, May 25th, 2012

At space station.

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SpaceX’s Dragon Capsule Docks

Want great coffee for less? Take matters into your own hands

Thursday, May 24th, 2012

A revolution has been brewing in the workplace among coffee drinkers unwilling to settle for the break room sludge . For some of them, pod machines and single-serve cups provide the illusion of a superior product. Others swear by the French press method, which has traditionally reigned supreme as the alternative to automatic coffee makers. Now, more hand-brewed coffees from devices like pour-overs and the Aeropress are popping up in home kitchens and cubicles alike. Even in the CNN.com break room, the buzz of a coffee grinder has become a regular morning fixture. But why the fuss? “The first thing that drives people to these alternatives is improved taste. While pod machines and ready-to-brew cups are simple and fast, they can't begin to touch the quality of a freshly roasted, ground and brewed cup of truly quality coffee,” says David LaMont, who works with Counter Culture Coffee in Atlanta, which sources coffee from around the world and roasts it in the United States. He also teaches classes on coffee education and preparation. Up your coffee vocabulary “People are always looking for ways of reintroducing handcrafted arts into their lives as a counter to the convenient but often over-produced items that we so heavily rely upon,” LaMont says. “Someone may not want to give up their kitchen stove in exchange for an open fire in the backyard, but they can trade up to a simple drip cone and freshly ground coffee without a lot of added headache or trouble.” It's a skill set that casual coffee drinkers are seeking out with increasing enthusiasm. On a recent rainy Sunday at the 2012 Atlanta Food and Wine Festival, LaMont and three Atlanta baristas demonstrated the use of a pour-over, or a cone-shaped dripper in which coffee and water are slowly combined and drained through a filter. They talked up the benefits of buying locally roasted beans and grinding them yourself in order to yield a crisper cup of coffee. As they passed out wet filters for the ceramic drip cones, the quartet waxed poetic on the virtues of treating coffee like the fruit it is. As participants waited in between pours for their coffee to “bloom,” LaMont politely urged them to ditch coffee pods, if not for the sake of quality then for the environmental and financial benefits. The politics of the office coffee pot “I find that once a person is willing to give a pour-over a try with all the right equipment, [he or she] always end up getting hooked,” says Empire State South Coffee Program Manager Emily Letia , who coached participants as they slowly poured water from a kettle in a circular motion into the cone. “The key is having everything you need before you make a judgement on the pour-over. That's a good grinder, a pour-over device… the correct filters, and a kettle. I haven't met someone interested and willing that has gone back to their coffee maker after diving in to manual brewing.” Pour-overs seem to be the most popular manual brewing method, second only to French press, which involves combining hot water and grounds in a special carafe, then pressing down a plunger to halt the process. But Letia finds interest in all kinds of forms is growing with the proliferation of venues dedicated to the science of brewing. LaMont has also noticed the upswing. “A few years back, the vast majority of the people we taught at the Counter Culture Training Center in Atlanta came to us to learn about espresso-making and barista skills. Now we get just as many if not more attendees interested in learning about the basic science of non-espresso brewing.” Factors such as price, convenience and control tend to dictate which method people favor, LaMont says, and offers some words of wisdom: French press: The carafe and plunger combination is easily the most popular among the general public because it's easy to use and widely available. But, it tends to produce a silty cup of coffee with a muddy bottom that is often under-brewed, which is why many professionals and home enthusiasts look for alternatives. Pour-over: Many of today's hand drip cones are based on a simple 110 year-old design that originated with Melitta Bentz in Germany. Most cone-shaped drippers produce (arguably) equally great coffee, regardless of whether it's a $2 plastic Melitta cone or an $80 hand-made ceramic. From there, it's a matter of perfecting the technique using coffee of a coarse grind, a pre-wetted filter and a pour with the right kind of kettle. Aeropress: The Aeropress has morphed from its original design as a pseudo espresso maker into the most portable, unbreakable brewer around. It doesn't rely on a nice pouring kettle, making it one of the more approachable brewers. Chemex: Among American designs, few brewers hold the pedigree of Peter Schlumbohm's Chemex. Part of MoMA's permanent collection, it is one of the older and still most elegantly designed. It consists of an hourglass-shaped glass flask with a conical neck that uses a thicker filter than you'd find on a standard drip coffee filter. The coffee is made by placing the filter and grounds in the neck of the flask, heating water in a separate vessel and “blooming” the grounds with a small amount of water to moisten them before pouring the rest of the water over the grounds. Vacuum pots: There are a few die-hard users of “vac pots” or siphons. Most of the time, they are beautiful, two-piece brewers made of blown glass that require an extra degree of skill and knowledge to perfect. Used properly, they can quickly brew a clean, refined cup of coffee and impress dinner guests. Sadly, they are expensive, easily breakable, and a pain to clean. If someone is interested in testing the waters of home brewing, LaMont says to consider the following as an order of importance when it comes to purchases and investments: 1. Buy good, fresh coffee . 2. Invest in a good burr grinder (Baratza, KitchenAid) and spend about $120 or more. 3. Purchase a sturdy, nice-looking drip cone or Chemex. 4. A pouring kettle designed for coffee-making isn't an absolute necessity, but almost (Bonavita, Takahiro, Kalita, Tiamo). Once you've got the tools, start brewing and drinking, LaMont advises. If the coffee tastes great, then sit back and enjoy. If it doesn't taste as good as the coffee shop in your area that brews on the same equipment, then drop in and ask them for pointers. Most shops, especially those that are preparing hand-brewed coffee, are going to be willing to share a lot of their tips and techniques and probably even diagnose what's going wrong with your brew. Take Our Poll Got a favorite method or something that's stumping you? Pour out your heart in the comments and we'll do our best to help. Previously – Study says coffee makes you live longer and Pod people: tweaking office coffee

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Want great coffee for less? Take matters into your own hands

A boy’s serious ailment required only a simple fix once it was diagnosed

Monday, May 21st, 2012

When she heard her younger son’s quavery cry of “M-o-o-o-m-m-m” drifting down the hall in the middle of the night, Jocelyn Mathiasen stiffened, braced for what lay ahead. Sometimes the little boy would awaken just before dawn shaky and weak, complaining of hunger or thirst; after consuming something he would quickly recover. But on the bad nights Peter Dawson would spend hours lying on the floor of the bathroom clutching his stomach, vomiting intermittently and refusing to drink anything. It took him hours to rebound — and it was never clear what had made him so sick. Read full article > >

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A boy’s serious ailment required only a simple fix once it was diagnosed

Study: Coffee Lowers Risk of Death

Thursday, May 17th, 2012

Two to three cups a day said to be best.

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Study: Coffee Lowers Risk of Death

Yahoo CEO Thompson ‘to step down’

Sunday, May 13th, 2012

The CEO of computer firm Yahoo is to step down after accusations that a fake computer science degree was included on his CV, reports say.

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Yahoo CEO Thompson ‘to step down’

Science bodies lobby G8 on planet

Friday, May 11th, 2012

Leaders of the global science community have issued joint statements to world leaders meeting at the G8 summit later this month in the US.

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Science bodies lobby G8 on planet

FDA panel recommends approval of drug to prevent HIV infection

Thursday, May 10th, 2012

For the first time, a panel of experts has recommended that the Food and Drug Administration approve a drug for preventing infection with HIV. The panel told the agency Thursday that it should approve the drug Truvada for HIV prevention in men who have sex with men, HIV-negative partners of people with HIV and “other individuals at risk for acquiring HIV through sexual activity.” Read full article > >

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FDA panel recommends approval of drug to prevent HIV infection

Half of all Americans report sunburns

Thursday, May 10th, 2012

Two studies released Thursday by the CDC suggest that public-health messages about the dangers of tanning booths and sunburns are lost on a substantial number of Americans. In one study , the CDC and the National Cancer Institute looked at self-reported sun-exposure data for 5,000 people age 18 to 29 collected through the National Health Interview Survey (NHIS) for the years 2000, 2003, 2005, 2008 and 2010. Of those participating in the most recent survey, a whopping 50.1 percent of all adults reported having had at least one sunburn during the preceding 12 months. Among whites, the number was worse: 65.6 percent, or about two-thirds, had been sunburned at least once during that time. Read full article > >

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Half of all Americans report sunburns

Have California schools cracked the code on obesity?

Wednesday, May 9th, 2012

When it comes to nutrition policy, we know about a lot of things that don’t work: Soda taxes and proximity to healthy foods , for example, have relatively shaky support in the public health literature. At the same time, we know we need something to work: The CDC projects that 42 percent of the country will be obese by 2030. Read full article > >

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Have California schools cracked the code on obesity?

Senate panel investigates drug companies’ ties to pain groups

Wednesday, May 9th, 2012

As the Senate Finance Committee launched an investigation Tuesday into the relationship between makers of narcotic painkillers and the groups that champion them, a leading advocacy organization said it was dissolving “due to irreparable economic circumstances.” Read full article > >

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Senate panel investigates drug companies’ ties to pain groups

Yahoo’s Scott Thompson apologizes for degree claim on resume

Tuesday, May 8th, 2012

Yahoo’s chief executive Scott Thompson apologized to the company’s employees Monday, but did not say he has plans to step down. Thompson has been under fire since an investor vying for control of the company, Daniel Loeb, sent a letter Thursday to Yahoo’s board about the executive’s academic record. Yahoo later confirmed that while Thompson had listed a degree in computer science in his biography, he had never been awarded that degree. Read full article > >

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Yahoo’s Scott Thompson apologizes for degree claim on resume

For China, Chen Guangcheng’s Exile Is One Less Headache

Saturday, May 5th, 2012

Once exiled, nettlesome prisoners of conscience, like Chen Guangcheng, almost invariably lose their ability to grab headlines in the West and to command widespread sympathy both in China and abroad.

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For China, Chen Guangcheng’s Exile Is One Less Headache

Group pulls plug on billboard linking global warming believers to terrorists

Friday, May 4th, 2012

A stark mugshot of domestic terrorist Ted Kaczynski briefly took center stage in the increasingly ugly debate over climate change Friday as the Heartland Institute , a libertarian think tank funded by major corporations, launched a billboard campaign equating people convinced that global warming is real to the convicted killer. Read full article > >

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Group pulls plug on billboard linking global warming believers to terrorists

‘Supermoon’ to Shine on Saturday

Friday, May 4th, 2012

Will make closest approach to Earth in 2012.

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‘Supermoon’ to Shine on Saturday

Yahoo says CEO Scott Thompson does not have computer science degree

Friday, May 4th, 2012

Yahoo confirmed Friday that new chief executive Scott Thompson does not have a computer science degree and that the company’s board is looking into the matter. Thompson’s biography and Yahoo filings with the Securities and Exchange Commission both list that Thompson has degrees in accounting and computer science. But an activist Yahoo investor called the computer degree into question in a scathing letter to the company’s board on Thursday. After first calling the discrepancy a mistake, the board has started an investigation. Read full article > >

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Yahoo says CEO Scott Thompson does not have computer science degree