Frontiers in human neurotechnology

Recent articles

This series of essays explores new technologies that offer a window into the human brain.

Composite image of a brain probe, a test tube and a brain scan.

Why the 21st-century neuroscientist needs to be neuroethically engaged

Technological advances in decoding brain activity and in growing human brain cells raise new ethical issues. Here is a framework to help researchers navigate them.

By Karen Rommelfanger
12 May 2025 | 6 min read
A blue 3D cube made of interlacing smooth, round tubes.

Thinking about thinking: AI offers theoretical insights into human memory

We need a new conceptual framework for understanding cognitive functions—particularly how globally distributed brain states are formed and maintained for hours.

By Terrence Sejnowski
5 May 2025 | 8 min listen
Mock-up of the Neuropixels probe inserted into brain tissue.

Tracking single neurons in the human brain reveals new insight into language and other human-specific functions

Better technologies to stably monitor cell populations over long periods of time make it possible to study neural coding and dynamics in the human brain.

By Edward Chang, Jason Chung
28 April 2025 | 7 min read
Man with EEG sensors on his head.

Noninvasive technologies can map and target human brain with unprecedented precision

But to fully grasp the tools’ potential, we need to better understand how electric and magnetic fields interact with the brain.

By Bruce Rosen
21 April 2025 | 9 min listen
Close-up of high-resolution fMRI images.

Functional MRI can do more than you think

Recent technological advances provide a range of new and different information about brain physiology. But taking full advantage of these gains depends on collaboration between engineers and neuroscientists.

By Laura Lewis
14 April 2025 | 8 min listen
Research image of human cortical neurons xenotransplanted into a mouse brain for months.

In vivo veritas: Xenotransplantation can help us study the development and function of human neurons in a living brain

Transplanted cells offer insight into human-specific properties, such as a lengthy cortical development and sensitivity to neurodevelopmental and neurodegenerative disease.

By Pierre Vanderhaeghen
7 April 2025 | 9 min listen
Research image of an assembloid.

Organoids and assembloids offer a new window into human brain

These sophisticated 3D cultures reveal previously inaccessible stages of human brain development and enable the systematic study of disease genes.

By Sergiu P. Pasca
31 March 2025 | 7 min read
Research image of cell types in the human brain.

Single-cell genomics technologies and cell atlases have ushered in a new era of human neurobiology

Single-cell approaches are already shedding light on the human brain, identifying cell types that are most vulnerable in the early stages of Alzheimer’s disease, for example.

By Ed Lein, Hongkui Zeng
24 March 2025 | 7 min read
Composite of brain imaging techniques.

Thanks to new technologies, neuroscientists have more direct access to the human brain than ever before

Model systems continue to offer us tremendous insight, but it’s time for basic researchers to train their sights on the human brain. If I were starting my career today, I would focus on human neurobiology.

By Joshua R. Sanes
17 March 2025 | 7 min read

Explore more from The Transmitter

Research image containing repeated structures, suggesting potential image manipulation.

More than two dozen papers by neural tube researcher come under scrutiny

One of the studies, published in 2021 in Science Advances, received an editorial expression of concern on 21 May, after the journal learned that an institutional review of alleged image problems is underway.

By Claudia López Lloreda
9 June 2025 | 6 min read

On the importance of reading (just not too much)

The real fun of being a neuroscientist, and maybe the key to asking and answering new questions, is to think big and take intellectual risks.

By Sheena Josselyn
9 June 2025 | 8 min read
Research image of developing axons in the fly brain.

How developing neurons simplify their search for a synaptic mate

Streamlining the problem from 3D to 1D eases the expedition—a strategy the study investigators deployed to rewire an olfactory circuit in flies.

By Calli McMurray
6 June 2025 | 6 min read