Medical research

New method visualizes groups of neurons as they compute

Using a fluorescent probe that lights up when brain cells are electrically active, MIT and Boston University researchers have shown that they can image the activity of many neurons at once, in the brains of mice.

Psychology & Psychiatry

Hugging is good for you, but only with someone you know very well

Hugging someone can help reduce stress, fear and anxiety, has a lowering effect on blood pressure, promotes wellbeing and improves memory performance. These positive effects are caused by the secretion of the peptide oxytocin ...

Neuroscience

Researchers erase memories in mice with a beam of light

(Medical Xpress)—A team of researchers with member affiliations to several institutions in the U.S. and Japan has developed a new device that allowed them to alter the spines on a neural dendrite in a mouse brain that was ...

Neuroscience

Brain activity intensity drives need for sleep

The intensity of brain activity during the day, notwithstanding how long we've been awake, appears to increase our need for sleep, according to a new UCL study in zebrafish.

Psychology & Psychiatry

'Knowing how' is in your brain

Although we often think of knowledge as "knowing that" (for example, knowing that Paris is the capital of France), each of us also knows many procedures consisting of "knowing how," such as knowing how to tie a knot or start ...

Alzheimer's disease & dementia

New drug may protect against memory loss in Alzheimer's disease

A new drug discovered through a research collaboration between the University at Buffalo and Tetra Therapeutics may protect against memory loss, nerve damage and other symptoms of Alzheimer's disease.

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