A study by the University of Portsmouth in England has mapped the biological journey of anxiety in the brain when people are faced with a no-win situation. Imagine you're stuck between two bad options ...

The human brain has billions of neurons. Working together, they enable higher-order brain functions such as cognition and complex behaviors. To study these higher-order brain functions, it is ...

Most efforts to analyze connections involve scanning many brains and averaging the data across groups of people. For this study, the researchers used brain-imaging techniques to evaluate brain ...

All of this motion has subtle but dramatic effects on the sleeping brain that the researchers are only beginning to ...

A research group at Uppsala University has demonstrated that a new method for PET imaging of Alzheimer's disease is effective ...

Sleep helps the brain to cleanse itself—and now this process can be measured in humans entirely noninvasively. Researchers at ...