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neuroscience

Orange netlike structures surround the neurons in our brains.
Quantized Columns

Neuronal Scaffolding Plays Unexpected Role in Pain

By R. Douglas Fields
July 28, 2022
Read Later

Perineuronal nets, rigid structures that hold certain neurons in place, affect a surprising amount of brain activity, including some associated with chronic pain.

A human figure’s brain with a “low battery” icon on it.
neuroscience

The Brain Has a ‘Low-Power Mode’ That Blunts Our Senses

By Allison Whitten
June 14, 2022
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Neuroscientists uncovered an energy-saving mode in vision-system neurons that works at the cost of being able to see fine-grained details.

evolution

Brain-Signal Proteins Evolved Before Animals Did

By Viviane Callier
June 3, 2022
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Some animal neuropeptides have been around longer than nervous systems.

A man sits at a table in the middle of a wood-paneled library, perusing a large book.
Q&A

Pondering the Bits That Build Space-Time and Brains

By Charlie Wood
April 20, 2022
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Vijay Balasubramanian investigates whether the fabric of the universe might be built from information, and what it means that physicists can even ask such a question.

The Joy of Why

Why Do We Die Without Sleep?

By Steven Strogatz
March 22, 2022
Read Later

The reasons why sleep is so vital often hide in unexpected parts of the body, as host Steven Strogatz discovers in conversations with researchers Dragana Rogulja and Alex Keene.

A video that shows washes of light moving across a model of a human brain.
neuroscience

Brain Chemical Helps Signal to Neurons When to Start a Movement

By Allison Whitten
March 22, 2022
Read Later

Dopamine, a neurochemical often associated with reward behavior, also seems to help organize precisely when the brain initiates movements. It’s the latest revelation about the power of neuromodulators.

Photo of genetically engineered zebra fish larva with fluorescent markings in its brain.
memory

Scientists Watch a Memory Form in a Living Brain

By Yasemin Saplakoglu
March 3, 2022
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While watching a fearful memory take shape in the brain of a living fish, neuroscientists see an unexpected level of rewiring occur in the synaptic connections.

neural networks

AI Overcomes Stumbling Block on Brain-Inspired Hardware

By Allison Whitten
February 17, 2022
Read Later

Algorithms that use the brain’s communication signal can now work on analog neuromorphic chips, which closely mimic our energy-efficient brains.

neuroscience

New Map of Meaning in the Brain Changes Ideas About Memory

By Jordana Cepelewicz
February 8, 2022
Read Later

Researchers have mapped hundreds of semantic categories to the tiny bits of the cortex that represent them in our thoughts and perceptions. What they discovered might change our view of memory.


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