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Rare Brain Disorder Prevents All Fear
A middle-aged woman known as SM blithely reaches for poisonous snakes, giggles in haunted houses and once, upon escaping the clutches of a knife-wielding man, didn’t run but calmly walked away. A rare...
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Recreational Drug Creates Out-of-Body Illusions
A popular “club drug” promises to open a scientific window on the strange world of out-of-body experiences, researchers say. Recreational users of a substance called ketamine often report having felt...
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South Korean Autism Rates Head North
South Korea just sent autism prevalence rates surging north. Autism-spectrum disorders affect an estimated 2.64 percent of the nation’s schoolchildren, or about 1 in 38 youngsters, a new study finds....
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Sound Test Might Signal Minimal Consciousness
Talk between the brain’s decision-making center, or frontal cortex, and other brain regions might distinguish aware individuals from those stripped of conscious thought. Identifying such signaling...
View ArticleVideo: How to Control Brains With Light
Using a little genetic engineering and light, researchers can control the brains of model organisms.
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Feel the Noise: Touch, Hearing May Share Neurological Roots
SEATTLE — About a year and a half after her stroke, a 36-year-old professor started to feel sounds. A radio announcer’s voice made her tingle. Background noise in a plane felt physically uncomfortable....
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Brain’s Network of Bottlenecks May Limit Multitasking
By Kate Shaw, Ars Technica Although the human brain is a very complex structure, it’s still not big or efficient enough to process every single thing we see, hear and do. Sometimes this limitation is a...
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New Chip Borrows Brain’s Computing Tricks
IBM has unveiled an experimental chip that borrows tricks from brains to power a cognitive computer, a machine able to learn from and adapt to its environment. Reactions to the computer giant’s press...
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Why Some Seconds Seem to Last Forever
Scientists don't know why some moments seem to last longer than others. Unlike our other senses, our perception of time has no defined location in our brain, making it difficult to understand and...
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Brainwave Delay Makes Rats Feel Teleported
A delay in the firing of brain cells responsible for memory may explain why people sometimes feel "teleported." In rats, that delay was found to be exactly one-eighth of a second.
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Psychologists Decipher Brain’s Clever Autofocus Software
The eyes of humans and many animals can autofocus almost instantaneously and with stunning accuracy. Researchers say they are now one step closer to understanding how the brain accomplishes this feat.
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‘Cognitive Chaos’ May Fuel Marijuana’s Side Effects
Marijuana’s memory-fogging, behavior-altering effects have been linked to out-of-sync communication between brain regions, but researchers had lacked direct evidence of the disruption. Now...
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Genetically Engineered Neurons Light Up When Firing
In a scientific first that could help us better understand how signals travel in the brain, a researcher of natural sciences at Harvard has created neurons that light up as they fire.
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How Driving a Taxi Changes London Cabbies’ Brains
When London cab drivers successfully learn a mental atlas of London's spaghetti streets, the activity causes structural changes in the brain, affects memory and creates a greater volume of nerve cells...
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