Brain stimulation

Recent articles

Research image of green and purple mouse brain slices.

Putting a bright idea to the test

A surprising wave of findings in mice suggests that light and sound flickering at 40 hertz clears the brain of Alzheimer’s-disease-linked plaques. Several companies are hoping to prove it works in people.

By Shaena Montanari
21 August 2024 | 11 min read
A hand points to an illustration on a chalkboard.

From a scientist’s perspective: The Transmitter’s top five essays in 2023

From big-picture debates about theories and terms to practical tips for teaching and writing, our favorite expert-written articles offer a glimpse into what neuroscientists are thinking.

By The Transmitter
25 December 2023 | 3 min read
Illustration of a meteorologist pointing to an aerial view of clouds swirling over a brain-shaped land mass.

Is the brain uncontrollable, like the weather?

The brain may be chaotic. Does that mean our efforts to control it are doomed?

By Nicole Rust
18 December 2023 | 10 min read
Three researchers, one wearing movement-tracking devices, walk around a university campus.

‘Into the wild’: Moving studies of memory and learning out of the lab

People with electrodes embedded deep in their brain are collaborating with a growing posse of plucky researchers to uncover the mysteries of real-world recall.

By Katie Moisse
13 November 2023 | 9 min listen

Wearable device records, stimulates single neurons in people on the go

The tool connects to electrodes implanted in people with epilepsy or other brain conditions and can monitor and regulate neurons during everyday activities.

By Charles Q. Choi
17 March 2023 | 5 min read

Explore more from The Transmitter

Illustration of cranes attempting to assemble a structure out of very small black squares.

Reconstructing dopamine’s link to reward

The field is grappling with whether to modify the long-standing theory of reward prediction error—or abandon it entirely.

By Angie Voyles Askham
13 September 2024 | 18 min read
Illustration of cranes attempting to assemble a structure out of very small black squares.

Dopamine and the need for alternative theories

Some experimental findings are inconsistent with the dominant model of reward prediction error, highlighting the need for alternative testable and falsifiable models for dopamine function.

By Vijay Mohan K. Namboodiri
13 September 2024 | 7 min read
Illustration of several structures constructed out of small black squares, with scaffolding on some of the structures.

Does a new theory of dopamine replace the classic model?

My answer would be no, but the model poses challenges that will sharpen our understanding of dopamine and learning.

By Naoshige Uchida
13 September 2024 | 8 min read