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News tagged with complex


Neurons that can multitask greatly enhance the brain's computational power, study finds

Over the past few decades, neuroscientists have made much progress in mapping the brain by deciphering the functions of individual neurons that perform very specific tasks, such as recognizing the location ...

Neuroscience created May 20, 2013 | popularity 4.9 / 5 (12) | comments 1 | with audio podcast

Branching out: A mathematical law of dendritic connectivity

(Medical Xpress) -- That the brain is evolution at its finest is perhaps best demonstrated by the beauty, complexity and diversity of dendrites – tree-like structures that form neural circuits by connecting ...

Neuroscience created Jun 28, 2012 | popularity 4.9 / 5 (10) | comments 7 | with audio podcast feature

Using precisely-targeted lasers, researchers manipulate neurons in worms' brains, take control of their behavior

In the quest to understand how the brain turns sensory input into behavior, Harvard scientists have crossed a major threshold. Using precisely-targeted lasers, researchers have been able to take over an animal's ...

Neuroscience created Sep 24, 2012 | popularity 5 / 5 (8) | comments 1 | with audio podcast

Gut bacteria increase fat absorption

You may think you have dinner all to yourself, but you're actually sharing it with a vast community of microbes waiting within your digestive tract. A new study from a team including Carnegie's Steve Farber ...

Medical research created Sep 12, 2012 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

The brain's circuit diagram: New method facilitates the mapping of connections between neurons

(Medical Xpress)—The human brain accomplishes its remarkable feats through the interplay of an unimaginable number of neurons that are interconnected in complex networks. A team of scientists has now developed ...

Neuroscience created Oct 18, 2012 | popularity 4.9 / 5 (8) | comments 1 | with audio podcast

Reprogramming cells to fight diabetes

For years researchers have been searching for a way to treat diabetics by reactivating their insulin-producing beta cells, with limited success. The "reprogramming" of related alpha cells into beta cells ...

Medical research created Feb 22, 2013 | popularity 4.5 / 5 (8) | comments 0 | with audio podcast

Body suit may soon enable the paralyzed to walk

In a busy lab at Duke University, Dr. Miguel Nicolelis is merging brain science with engineering in a bid to create something fantastical: a full-body prosthetic device that would allow those immobilized by injury to walk ...

Medical research created Oct 06, 2011 | popularity 5 / 5 (7) | comments 3

New study explains duality of longevity drug rapamycin

A Penn- and MIT-led team explained how rapamycin, a drug that extends mouse lifespan, also causes insulin resistance. The researchers showed in an animal model that they could, in principle, separate the effects, which depend ...

Medical research created Mar 29, 2012 | popularity 4.6 / 5 (7) | comments 1 | with audio podcast

Researchers describe elusive replication machinery of flu viruses

Scientists at The Scripps Research Institute (TSRI) have made a major advance in understanding how flu viruses replicate within infected cells. The researchers used cutting-edge molecular biology and electron-microscopy ...

Medical research created Nov 22, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Aesop's Fable unlocks how we think

(Medical Xpress) -- Cambridge scientists have used an age-old fable to help illustrate how we think differently to other animals.

Psychology & Psychiatry created Jul 25, 2012 | popularity 3.9 / 5 (7) | comments 10 | with audio podcast

Pronunciation of 's' sounds impacts perception of gender, researcher finds

(Medical Xpress)—A person's style of speech—not just the pitch of his or her voice—may help determine whether the listener perceives the speaker to be male or female, according to a University of Colorado Boulder researcher ...

Psychology & Psychiatry created Jan 04, 2013 | popularity 3.4 / 5 (8) | comments 6 | with audio podcast

The Goldilocks effect: Babies learn from experiences that are 'just right'

Long before babies understand the story of Goldilocks, they have more than mastered the fairy tale heroine's method of decision-making. Infants ignore information that is too simple or too complex, focusing instead on situations ...

Psychology & Psychiatry created May 23, 2012 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Anxiety linked to shortened telomeres, accelerated aging: research

(Medical Xpress) -- Is anxiety related to premature aging? A new study by researchers at Brigham and Women's Hospital (BWH) shows that a common form of anxiety, known as phobic anxiety, was associated with shorter telomeres ...

Medical research created Jul 11, 2012 | popularity 4.2 / 5 (6) | comments 2 | with audio podcast

Blood vessels 'sniff' gut microbes to regulate blood pressure

Researchers at The Johns Hopkins University and Yale University have discovered that a specialized receptor, normally found in the nose, is also in blood vessels throughout the body, sensing small molecules ...

Medical research created Feb 26, 2013 | popularity 5 / 5 (5) | comments 0 | with audio podcast

New vitamin-based treatment that could reduce muscle degeneration in muscular dystrophy

Boosting the activity of a vitamin-sensitive cell adhesion pathway has the potential to counteract the muscle degeneration and reduced mobility caused by muscular dystrophies, according to a research team led by scientists ...

Medical research created Oct 23, 2012 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast