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Brain imaging reveals the movies in our mind

Imagine tapping into the mind of a coma patient, or watching one's own dream on YouTube. With a cutting-edge blend of brain imaging and computer simulation, scientists at the University of California, Berkeley, ...

Neuroscience created Sep 22, 2011 | popularity 3.9 / 5 (35) | comments 8 | with audio podcast

Common anti-inflammatory coaxes liver cancer cells to commit suicide

The anti-inflammatory drug celecoxib, known by the brand name Celebrex, triggers liver cancer cell death by reacting with a protein in a way that makes those cells commit suicide, according to a new study.

Cancer created May 16, 2011 | popularity 4.3 / 5 (6) | comments 0 | with audio podcast

Stereotypes and status symbols impact if a face is viewed as black or white

An interdisciplinary team of researchers from Tufts University, Stanford University and the University of California, Irvine has found that the perception of race can be altered by cues to social status as ...

Psychology & Psychiatry created Sep 26, 2011 | popularity 4.3 / 5 (6) | comments 7 | with audio podcast

Small molecule may play big role in Alzheimer's disease

Alzheimer's disease is one of the most dreaded and debilitating illnesses one can develop. Currently, the disease afflicts 6.5 million Americans and the Alzheimer's Association projects it to increase to between ...

Alzheimer's disease & dementia created Jul 09, 2012 | popularity 4.2 / 5 (5) | comments 1 | with audio podcast

Study finds color naming conventions related to how our eyes work

(Medical Xpress) -- One of the big questions in philosophy is whether or not we all perceive the world around us in the same ways. For example, does everyone perceive the color red the same way as everyone else? Because individual ...

Psychology & Psychiatry created Apr 17, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast report

Neuroscientists use statistical model to draft fantasy teams of neurons

This past weekend teams from the National Football League used statistics like height, weight and speed to draft the best college players, and in a few weeks, armchair enthusiasts will use similar measures ...

Neuroscience created Apr 29, 2013 | popularity 4 / 5 (5) | comments 0 | with audio podcast

Sloppy shipping of human retina leads researchers to discover new treatment path for eye disease

Sloppy shipping of a donated human retina to an Indiana University researcher studying a leading cause of vision loss has inadvertently helped uncover a previously undetected mechanism causing the disease. ...

Ophthalmology created May 04, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

New compound overcomes drug-resistant Staph infection in mice

Researchers have discovered a new compound that restores the health of mice infected with methicillin-resistant Staphylococcus aureus (MRSA), an otherwise dangerous bacterial infection. The new compound targets ...

Medical research created Jan 07, 2013 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Chinese researchers tap GPU supercomputer for world's first simulation of complete H1N1 virus

Chinese researchers achieved a major breakthrough in the race to battle influenza by using NVIDIA Tesla GPUs to create the world's first computer simulation of a whole H1N1 influenza virus at the atomic level.

Medical research created Nov 15, 2011 | popularity 5 / 5 (2) | comments 0

Abnormal involuntary eye movements in amblyopia linked to changes in subcortical regions of brain

Little is known about oculomotor function in amblyopia, or "lazy eye," despite the special role of eye movements in vision. A group of scientists has discovered that abnormal visual processing and circuitry ...

Neuroscience created Oct 16, 2012 | popularity 5 / 5 (2) | comments 0

Study finds material loss protects teeth against fatigue failure

(Medical Xpress)—Scientists of the Max Planck Institute for Evolutionary Anthropology in Leipzig and the Senckenberg Research Institute in Frankfurt together with dental technicians have digitally analysed ...

Dentistry created Apr 25, 2013 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Mental simulations of social thought and action

We live in a world with people from diverse cultures, different societies and varied communities. Unfortunately, all those differences can sometimes result in segregation and discrimination. Reducing prejudice and creating ...

Psychology & Psychiatry created Aug 05, 2011 | popularity 4.5 / 5 (2) | comments 0

After 100 years, understanding the electrical role of dendritic spines

It's the least understood organ in the human body: the brain, a massive network of electrically excitable neurons, all communicating with one another via receptors on their tree-like dendrites. Somehow these ...

Neuroscience created Dec 05, 2012 | popularity 4.5 / 5 (2) | comments 2 | with audio podcast

Reducing sodium in US may save hundreds of thousands of lives over 10 years

Less sodium in the U.S. diet could save 280,000 to 500,000 lives over 10 years, according to new research in the American Heart Association journal Hypertension.

Health created Feb 11, 2013 | popularity 3 / 5 (2) | comments 3 | with audio podcast

Blood vessel simulation probes secrets of brain

(PhysOrg.com) -- Zoom down to one artery in your body, and the commotion is constant: blood cells hurtle down the passage with hundreds of their kin, bumping against other cells and the walls as they go. The ...

Medical research created Apr 14, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Simulation

Simulation is the imitation of some real thing, state of affairs, or process. The act of simulating something generally entails representing certain key characteristics or behaviours of a selected physical or abstract system.

Simulation is used in many contexts, including the modeling of natural systems or human systems in order to gain insight into their functioning. Other contexts include simulation of technology for performance optimization, safety engineering, testing, training and education. Simulation can be used to show the eventual real effects of alternative conditions and courses of action.

Key issues in simulation include acquisition of valid source information about the relevent selection of key characteristics and behaviours, the use of simplifying approximations and assumptions within the simulation, and fidelity and validity of the simulation outcomes.

For more information about Simulation, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.

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