Learning and memory

Recent articles

Research image of astrocytes in red activating alongside neurons in green in response to specific fear memories in mice.

Astrocytes star in memory storage, recall

The cells, long cast as support players in memory research, can activate or disrupt fear memories, according to a new study.

By Angie Voyles Askham
6 November 2024 | 5 min read
Photograph of two hands drawing overlapping red and blue waveforms on a chalkboard.

How to teach this paper: ‘Coordination of entorhinal-hippocampal ensemble activity during associative learning,’ by Igarashi et al. (2014)

Kei Igarashi and his colleagues established an important foundation in memory research: the premise that brain regions oscillate together to form synaptic connections and, ultimately, memories.

By Ashley Juavinett
4 November 2024 | 8 min read
Illustrated portrait of Loren Frank.

The value of math and spatial learning with Loren Frank

The Howard Hughes Medical Institute investigator discusses what drew him to study the brain and his current work at the University of California, San Francisco.

By Brady Huggett
1 April 2024 | 62 min listen
Computer-generated illustration of disgusting green food.

‘It must be something I ate’ is hard-wired into the brain

Feeling sick reactivates “novel flavor” neurons, according to a new study in mice, and points to a dedicated circuit for learning to avoid unsafe food.

By Angie Voyles Askham
29 March 2024 | 6 min read

Neurons making memories shush their neighbors

When neurons strengthen their synapses, they “infect” surrounding cells with a virus-like protein to weaken those cells’ excitatory connections, according to a new preprint.

By Holly Barker
22 March 2024 | 5 min read

Synaptic protein’s shape-shifting skills propel plasticity

SYNGAP supports learning without tapping its eponymous “GAP” enzymatic activity, according to a new study.

By Angie Voyles Askham
29 February 2024 | 0 min watch
Illustration of a starfish against a white backdrop.

Cognition in brainless organisms is redefining what it means to learn

A slew of simple creatures demonstrate forms of learning, making the case for cognitive science to expand beyond the boundaries of the human mind.

By Annie Melchor
31 January 2024 | 8 min read
A photograph of a crow against a dark backdrop

Number-associated neurons help crows link values to symbols

Comparable neurons also exist in primates, which shared a common ancestor with crows more than 300 million years ago, suggesting that the ability to “count” evolved independently in the two lineages.

By Kenna Hughes-Castleberry
19 January 2024 | 4 min read
A research image of a mouse brain

Immune-activation model mice escape infantile amnesia, retain early memories

Male pups born to mothers treated with immune-stimulating molecules show autism-like behaviors and, unlike wildtype animals, do not lose memories formed during early life.

By Giorgia Guglielmi
11 January 2024 | 5 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 | 10 min listen

Explore more from The Transmitter

Illustration of a funnel taking abstract shapes in at the top and spouting an organized flow of shapes out at the bottom.

To keep or not to keep: Neurophysiology’s data dilemma

An exponential growth in data size presents neuroscientists with a significant challenge: Should we be keeping all raw data or focusing on processed datasets? I asked experimentalists and theorists for their thoughts.

By Nima Dehghani
25 November 2024 | 5 min read
Piggy bank with half of its body replaced by a brain.

Neuroscientists reeling from past cuts advocate for more BRAIN Initiative funding

The director of the U.S. National Institutes of Health calls BRAIN a “high priority” but acknowledges that difficult decisions lie ahead if federal budgets remain flat.

By Angie Voyles Askham
22 November 2024 | 5 min read
A repeating pattern of orange butterflies against a blue background.

‘Huge influx’ of neuroscientists migrates to Bluesky

Daily neuroscience-related posts on the social-media platform this week have increased more than 400 percent, on average, compared with October.

By Calli McMurray
21 November 2024 | 5 min read