Neuroscience

Do brain cells need to be connected to have meaning?

(Medical Xpress)—The classic theory of the brain is one of connections, in which the brain consists of a network of neurons that interact with each other to allow us to think, see, interpret, and understand the world around ...

Neuroscience

Sprint then stop? Brain is wired for the math to make it happen

Your new apartment is just a couple of blocks down the street from the bus stop but today you are late and you see the bus roll past you. You break into a full sprint. Your goal is to get to the bus as fast as possible and ...

Medical research

Study results advance 'transposon theory of aging'

A new study increases and strengthens the links that have led scientists to propose the "transposon theory of aging." Transposons are rogue elements of DNA that break free in aging cells and rewrite themselves elsewhere in ...

Psychology & Psychiatry

Research shows seven-year-olds can think strategically

(Medical Xpress)—A study by Melissa Koenig of the University of Minnesota and colleagues shows that by the time they reach the age of seven, children can think strategically, in an adult manner. The researchers found that ...

Genetics

The origin of twins

(Medical Xpress)—The egregious presumption of universal fact has a long history in science. The ever popular Giordano Bruno was burned at the stake in the year 1600 for crimes against the state; namely, declaring not only ...

Neuroscience

Optimal evidence accumulation in decision-making

(Medical Xpress)—At the same settings and light conditions, a camera will take the same picture every time. In contrast, a brain does not make perfect reconstructions of a stimulus. It appears instead to accumulate evidence ...

HIV & AIDS

New study finds HIV Achilles Heel

(Medical Xpress) -- A new study published in the Proceedings of the National Academy of Sciences shows how scientists have used a mathematical tool to possibly identify an Achilles heel in HIV which may lead to new vaccines ...

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