Carolina Nasser

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Injectable electronic brain nets could give us a window into the mind

Shooting up with a syringe full of electronics is no longer an off-brand cyberpunk fantasy — in fact, it could be a valuable scientific procedure. In this week's issue of <i>Nature Nanotechnology</i>, a Harvard research group is showing off a thin mesh that could track brain activity with less invasive …

The Brain

The naked chef? Chimpanzees can 'cook' and prefer cooked food – study

Findings suggest chimpanzees have the intellectual abilities required for cooking, which could have an impact on our view of human evolution<p>They may lack the secret of man’s red fire, but chimpanzees possess most of the intellectual abilities required for cooking, according to scientists.<p>A study …

Does focus on Ebola miss other deadly diseases?

Clinicians looking for Ebola among sick travelers coming from West African countries may miss more common deadly illnesses, especially malaria, which …

Stealing a Drink: Scientists Watch Wild Chimps Go Ape Over Alcohol

Scientists are serving up the best evidence yet that chimpanzees don't mind the taste of alcohol — and in fact will go out of their way for a drink. The findings support the view that the common ancestor of modern apes and humans became adapted to the consumption of alcohol millions of years …

Brain-computer interface reverses paralysis in stroke victims

St. Louis, Missouri - After three strokes that left the right side of his body paralyzed, Rick Arnold told his wife Kim that he had just one wish.<p>“All I really wanted to do was to be able to hold her hand. In the very beginning, it was to hold her hand,” said Arnold, a paramedic firefighter from …

Washington University in St. Louis

Tim Hunt shows why old men should be banned from science | Dean Burnett

72-year-old Nobel prize winner Tim Hunt has caused controversy by saying laboratories should be segregated along gender lines. However, there is evidence to suggest that science should be more exclusive. It should exclude old men<p>Tim Hunt, 72-year-old Nobel laureate, is currently at the centre of a …

Could a pill make us more fair with money?

Could a pill make people more attune to inequality? When scientists gave people a drug that prolongs the effects of dopamine, they divvied up money …

Oxytocin makes men eat less, choose healthier foods

First, we learn that the "love hormone" oxytocin makes men more trusting, nurturing and sociable. Then, we learn that a shot of the stuff makes partnered men less likely to stray or even flirt with other women. Now, we learn that a puff of oxytocin up the nose makes men eat less, and choose foods …

Gender

Should the animals we eat chow down on larvae?

By 2050, global meat-eating is expected to rise 73 percent over current levels. Appetites for seafood are booming, too. To help meet this demand, new …

Dogs recognize the difference between angry and happy humans

But that doesn't mean they care<p>For the first time ever, researchers have established that dogs can tell the difference between angry and happy human faces. Dogs may have developed the skill during their domestication by humans, according to a study published today in the journal <i>Current Biology</i>. The …

Mirror, mirror on the wall, who's the fairest monkey of all?

WASHINGTON (Reuters) - By about age 2, people can recognize their own reflections in a mirror. Great apes including chimpanzees, orangutans, bonobos and gorillas also have exhibited this key indicator of intelligence. But monkeys? Not so much.<p>A rhesus monkey puts its hand near a laser light on its …

Monkeys

On Tap: Shedding Light on Irish Stout

TravelIntelligent Travel<p>“There’s a lot more to the Irish stout than what’s offered in a pint of Guinness,” says <i>The World Atlas of Beer</i> co-author Stephen Beaumont. And where you are in Ireland determines what beer you drink.<p><b>Dublin:</b> The category-definer dates to 1759, when Arthur Guinness brewed a …

Ireland

How Different Cultures Understand Time

In the Western Hemisphere, the United States and Mexico employ time in such diametrically opposing manners that it causes intense friction between the two peoples.<p>In Western Europe, the Swiss attitude to time bears little relation to that of neighboring Italy.<p>Thais do not evaluate the passing of …

Northern Europe

Electrical brain stimulation beats caffeine – and the effect lasts longer

Researchers in the US have used electrical brain stimulation to boost the vigilance of sleep-deprived military personnel working on an airforce base.<p>Experiments on 18- to 42-year old men and women on active duty found that half an hour of electrical brain stimulation improved their performance …

How tech could spell the end of animals in drugs testing

Think of a world where more new medicines are available more quickly, more safely and with few, if any, animals used in research. Think of a world where you know for sure that the drug you are prescribed is safe for you. This is what researchers at some of the world's leading universities are …

Lori Marino: Leader of a Revolution in How We Perceive Animals

Science shows that animals should legally be recognized as persons, Marino argues.<p>Lori Marino doesn't hide how she feels about animals.<p>Yes, she's a biopsychologist who's spent the past 18 years at Emory University in Atlanta, Georgia, delving into the behavior of captive dolphins and measuring the …

Language: Crash Course Psychology #16

Cognition: How Your Mind Can Amaze and Betray You - Crash Course Psychology #15

What Does It Take To Make Meat From Stem Cells?

More than you might realize<p>Made with some breadcrumbs, egg, and 20,000 lab-grown cow muscle cells, the world's first lab-grown burger made its debut last year. It was a proof of concept, evidence that you can make meat in lab. The technology is too difficult and expensive to show up grocery stores …

Stem Cells

How The Rising Status Of Cats And Dogs Could Doom Biomedical Research

Scientific organizations worry that a movement to grant more rights to pets could spill over to mice and lab rats.<p>In November of 2010, 26,000 scientists descended on the San Diego Convention Center to attend the annual meeting of the Society for Neuroscience. They weren’t alone. On the first day of …

Afinal, por que #somostodosmacacos?

A não ser que você estivesse morando em uma caverna nos últimos dias, você ficou sabendo da controvérsia sobre a campanha #somostodosmacacos, que …

Jane Goodall and Peter Gabriel urge Air France to stop ferrying lab monkeys

Jane Goodall,Peter Gabriel,Animal experimentation,Airline industry,Primatology,Animal welfare,Virgin Atlantic,British Airways,World news,Animals,Peta<p>Primate expert and musician join Peta and anti-vivisection groups in plea to end cruel trade serving life sciences<p>The world's best-known primate …

Macaco brasileiro "conversa" e até espera hora de "falar", revela pesquisa

Uma pesquisa conduzida pela Universidade Princeton, nos Estados Unidos, investigou hábitos de macacos da espécie sagui-de-tufos-brancos (<i>Callithrix</i> …

'Estamos na era da conscientização animal'

O filósofo Peter Singer afirma que mais importante do que estudar a consciência dos animais, é zelar pelo bem-estar deles<p>O filósofo Peter Singer, …