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The human brain is the center of the human nervous system and is a highly complex organ. Enclosed in the cranium, it has the same general structure as the brains of other mammals, but is over three times as large as the brain of a typical mammal with an equivalent body size.

Further Reading

Researchers discover amazing properties of fibrin fibers

Researchers discover amazing properties of fibrin fibers

The tiny fibers that comprise blood clots show extraordinary elasticity, on average stretching to almost three times their length while still retaining their ability to go back to their normal shape and expanding to more than four times their length before breaking.

3 Aug 2006

New technique paves the way for developing high-sensitive microsensors for the rapid detection of neurotoxins

New technique paves the way for developing high-sensitive microsensors for the rapid detection of neurotoxins

To understand how brain cells release compounds used when the cells communicate with each other researchers devise new technique, that can be applied now to the study of a wide range of biological processes and interactions.

3 Aug 2006

Toxoplasma may be affecting human behavior on a mass scale

Toxoplasma may be affecting human behavior on a mass scale

A common parasite found in cats may be affecting human behavior on a mass scale, according to a scientist based at the University of California, Santa Barbara.

3 Aug 2006

Older patients with atrial fibrillation have higher rates of major hemorrhage in the brain

Older patients with atrial fibrillation have higher rates of major hemorrhage in the brain

Older patients with atrial fibrillation have higher rates of major hemorrhage in the brain whether or not they are using a common blood thinning therapy, according to a new study.

3 Aug 2006

EPA accused of putting industry interests before public health

EPA accused of putting industry interests before public health

The U.S. Environmental Protection Agency (EPA) is being put under pressure by a number of states to be transparent, especially when it comes to insisting pesticide manufacturers disclose all the ingredients on their product labels.

2 Aug 2006

Genetic mutations may be responsible for schizophrenia

Genetic mutations may be responsible for schizophrenia

The higher risk of schizophrenia among offspring of expectant mothers living through famine could help us understand the genetic basis for that debilitating mental disorder.

2 Aug 2006

Guidelines on atrial fibrillation recommend new approach

Guidelines on atrial fibrillation recommend new approach

Risk factors for stroke should be used to determine whether anti-clotting therapy is given to people with an irregular heartbeat called atrial fibrillation (AF), according to revised Guidelines for the Management of Patients with Atrial Fibrillation.

2 Aug 2006

Speed accuracy tradeoff in olfaction

Speed accuracy tradeoff in olfaction

Researchers at the Monell Chemical Senses Center have found that taking as little as a hundred milliseconds longer to smell an odor results in more accurate identification of that odor.

2 Aug 2006

Novel environment sparks exploration and learning

Novel environment sparks exploration and learning

Neurobiologists have known that a novel environment sparks exploration and learning, but very little is known about whether the brain really prefers novelty as such.

2 Aug 2006

fMRI shows "gambling" structures in the brain

fMRI shows "gambling" structures in the brain

From gamblers playing blackjack to investors picking stocks, humans make a wide range of decisions that require gauging risk versus reward.

2 Aug 2006

Likelihood of hemorrhage on warfarin is relatively small

Likelihood of hemorrhage on warfarin is relatively small

Older patients with atrial fibrillation have higher rates of major hemorrhage in the brain whether or not they are using a common blood thinning therapy, according to a new study.

2 Aug 2006

Novelty aids learning

Novelty aids learning

Exposure to new experiences improves memory, according to research by UCL (University College London) psychologists and medical doctors that could hold major implications for the treatment of memory problems.

2 Aug 2006

New insights into brain organisation

New insights into brain organisation

Scientists have provided new insights into how and why the brain is organised - knowledge which could eventually inform diagnosis of and treatments for conditions like Alzheimer's disease and autism.

2 Aug 2006

Conception and pregnancy put at risk by marijuana use

Conception and pregnancy put at risk by marijuana use

According to new research the use of marijuana when a woman is trying to conceive or has just become pregnant, is not recommended as it endangers the passage of the embryo from the ovary to the uterus and can result in a failed pregnancy.

2 Aug 2006

Strong link between specific genetic variations and an increased risk of stroke in younger women

Strong link between specific genetic variations and an increased risk of stroke in younger women

University of Maryland researchers have shown a strong association between specific genetic variations and an increased risk of stroke in younger women, adding to the growing evidence of possible genetic influences in stroke.

2 Aug 2006

Placebo study - brain activity predicts treatment results before medication begins

Placebo study - brain activity predicts treatment results before medication begins

Treating major depression can be quite a puzzle, and a newly published UCLA study suggests medication is just one of many potential pieces.

2 Aug 2006

Abnormal cortical development after premature birth shown by altered allometric scaling of brain growth

Abnormal cortical development after premature birth shown by altered allometric scaling of brain growth

Measurement of the way that the brain grows after birth in preterm infants, particularly the relation between brain surface area and cortical volume, may help to predict neurodevelopmental impairment.

2 Aug 2006

New genetic model for Parkinson's disease

New genetic model for Parkinson's disease

Researchers at the Karolinska Institute in Sweden are homing in on mechanisms that may explain one set of causes for Parkinson's disease.

1 Aug 2006

Spatial organisation of the nervous system in primates and worms

Spatial organisation of the nervous system in primates and worms

Scientists have provided new insights into how the brain is organised - knowledge which could eventually inform diagnosis of and treatments for conditions like Alzheimer's disease and autism.

1 Aug 2006

Lung disease study hope for premature babies

Lung disease study hope for premature babies

A Europe-wide trial involving premature babies is investigating whether the risk of chronic lung disease can be halved if they are given nitric oxide gas to breathe shortly after birth.

1 Aug 2006

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