Neuroscience

Neuroscience

Left brain stands guard while sleeping away from home

Part of the left hemisphere stands sentry while the rest of the brain and body snooze.

Neuroscience

Spinal cord work-around reanimates paralyzed hand

A neural prosthesis can bypass a severed spinal cord, allowing a paralyzed hand to once again move.

Neuroscience

Lip-readers ‘hear’ silent words

Lipreading prompts activity in the brain’s listening area.

Neuroscience

Hippocampus makes maps of social space, too

The hippocampus is a multitalented mapmaker.

Neuroscience

Forgetting can be hard work for your brain

It can take more work to forget something than to remember it.

Neuroscience

Nerve cell links severed in early stages of Alzheimer’s

Nerve cell connections may be trimmed too much in early stages of Alzheimer’s.

Neuroscience

Brain holds more than one road to fear

A study on rare patients suggests that fear can take many paths through the brain.

Neuroscience

Lost memories retrieved for mice with signs of Alzheimer’s

Using light, scientists coaxed a forgotten memory from the brains of mice with Alzheimer’s-like symptoms.

Neuroscience

Readers respond to stress, tattoos, and the universe

Stress, tattoos, cosmic origins and more reader feedback.

Neuroscience

Scientists still haven’t solved mystery of memory

50 years have refined a basic understanding of the brain, but scientists are still exploring how memories form, change and persist.

Health & Medicine

Mind’s healing powers put to the test in new book

Cure: A Journey Into the Science of Mind Over Body investigates the brain’s role in keeping people healthy.

Paleontology

Fossil reveals an ancient arthropod’s nervous system

A roughly 520-million-year-old fossil preserved an ancient arthropod’s ventral nerve cord and peripheral nerves.