A drawing of a brain with roads and maps drawn on different sections to represent memory of location information, which is controlled by place cells in the hippocampus.
| 3 min read
Place cells in the hippocampus integrate signals from other brain regions to create and adapt memories of locations, shedding light on learning and memory.  

memory

A child cups a lemon hanging from a tree to his face, closing his eyes and smelling intensely. As an adult, the smell of a lemon may bring back specific memories from his childhood—the ability of smell (and taste) to suddenly trigger vivid, emotional memories is called the “Proust effect” after the French novelist Marcel Proust.

Why Do Certain Smells Bring Back Old Memories?

3D rendering of internal structure of an animal cell.

Non-Neuronal Cells Can “Remember” Certain Stimuli

Illustration of the profile of a human head, with the top of the head opened up to show a pink brain. A worm is standing up inside of the brain, with a string of musical notes coming from it.

What Causes an Earworm?

An infant thinking and possibly forming memories.

Babies Form Memories. Why Do Adults Forget Them?   

Illustration of a human brain shaped puzzle on a pink background. An electroencephalogram recording is depicted on top of the brain. 

How the Brain Selects What Experiences to Keep

Cluster of red, green, and yellow neurons

The Making of a Memory

Two test tubes containing roundworms sit on a bucket of ice.

Icing Worms to Prolong Memory

3D illustration of purple neurons.

An Immune Mechanism Maintains Memory

Forget Something? You’re Supposed To Do That

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Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

Universe 25 Experiment

A brown dog stares at a spoon of peanut butter in front of its face with wide eyes.

Why Do Dogs Love Peanut Butter?

A depiction of gut microbes in different colors inside the intestines.

Criticism of Autism-Gut Microbiome Research Sparks Pushback

A close-up image of a fly landing on a dessert

What Happens When a Fly Lands on Your Food? 

Multimedia

Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

Merck
Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

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December digest cover image of a wooden sculpture comprised of multiple wooden neurons that form a seahorse.
December 2025, Issue 1

Wooden Neurons: An Artistic Vision of the Brain

A neurobiologist, who loves the morphology of cells, turns these shapes into works of art made from wood.

View this Issue
Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

Merck
Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

MilliporeSigma purple logo
Abstract wireframe sphere with colorful dots and connecting lines representing the complex cellular and molecular interactions within the tumor microenvironment.

Exploring the Inflammatory Tumor Microenvironment 

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An image of a DNA sequencing spectrum with a radial blur filter applied.

A Comprehensive Guide to Next-Generation Sequencing

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BRANDTECH® Scientific Announces Strategic Partnership with Copia Scientific to Strengthen Sales and Service of the BRAND® Liquid Handling Station (LHS) 

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Biotium Expands Tyramide Signal Amplification Portfolio with Brighter and More Stable Dyes for Enhanced Spatial Imaging

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LabVantage Solutions Awarded $22.3 Million U.S Customs and Border Protection Contract to Deliver Next-Generation Forensic LIMS