Skip to content
Surprising Science

Do Neurons Work Alone?

“Do the billions of non-neuronal cells in the brain send messages of their own?” Nature’s Kerri Smith reports on a change in our understanding of the brain decades in the making.
Sign up for Big Think on Substack
The most surprising and impactful new stories delivered to your inbox every week, for free.

Ken McCarthy, a geneticist at the University of North Carolina School of Medicine in Chapel Hill, is about to fan the flames of a debate about whether glia, the largest contingent of non-neuronal cells in the brain, are important in transmitting electrical messages. For many years, neurons were thought to be alone in executing this task, and glia were consigned to a supporting role regulating a neuron’s environment, helping it to grow, and even providing physical scaffolding (glia is Greek for ‘glue’). In the past couple of decades, however, this picture has been changing.

Sign up for Big Think on Substack
The most surprising and impactful new stories delivered to your inbox every week, for free.

Related
The hospital where Rainn Wilson’s wife and son nearly died became his own personal holy site. There, he discovered that the sacred can exist in places we least expect it. During his talk at A Night of Awe and Wonder, he explained how the awe we feel in moments of courage and love is moral beauty — and following it might be the start of our spiritual revolution.
13 min
with

Up Next