Neuroscience

How procrastinators and doers differ genetically

Some people tend to postpone actions. In women, this trait is associated with a genetic predisposition toward a higher level of dopamine in the brain. This is what researchers from Ruhr-Universität Bochum and the Technical ...

Neuroscience

Unexplored neural circuit modulates memory strength

Learning to avoid negative experiences requires an interplay of two distinct brain circuits, one to interpret "Yikes!" and drive learning, and the other, unexpectedly, to dial in the strength of that memory, a new fruit fly ...

Neuroscience

Study finds GABA cells help fight alcoholism

Scientists of the Higher School of Economics, Indiana University, and École normale supérieure have clarified how alcohol influences the dopamine and inhibitory cells in the midbrain that are involved in the reward system ...

Neuroscience

Dopamine's yin-yang personality: It's an upper and a downer

For decades, psychologists have viewed the neurotransmitter dopamine as a double-edged sword: released in the brain as a reward to train us to seek out pleasurable experiences, but also a "drug" the constant pursuit of which ...

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