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an image of a slice of a rat brain is colored red on a black background. a lime green human organoid sits in the top left of the brain
Human Brain Organoids Transplanted Into Rats Respond to Visual Stimuli
The organoids could one day be used to treat brain injuries in humans. 
Human Brain Organoids Transplanted Into Rats Respond to Visual Stimuli
Human Brain Organoids Transplanted Into Rats Respond to Visual Stimuli

The organoids could one day be used to treat brain injuries in humans. 

The organoids could one day be used to treat brain injuries in humans. 

neuron
a white mouse sits on a blue exercise wheel, looking out onto the shavings below
Mice With a Healthy Gut Microbiome Are More Motivated to Exercise
Katherine Irving | Dec 16, 2022 | 4 min read
A neural pathway between the gut and the brain led to the release of dopamine when the mice ran on a wheel or treadmill, but only in the presence of a robust microbiome. 
Artist’s rendition of neural connections, with inactive neurons in the background
Ketamine Flips a “Switch” in Mice’s Brain Circuitry: Study
Andy Carstens | Dec 9, 2022 | 6 min read
After injecting moderate doses of the dissociative anesthetic into the animals, previously “awake” brain cells go dark, and those that had been dormant suddenly light up.
How Infectious Diseases Affect the Brain
The Scientist’s Creative Services Team | 1 min read
From a loss of taste to dementia, infectious agents cause an array of neurological symptoms.
Circular clusters of <em>Staphylococcus aureus</em> drift on a blue background.
Retching Mice Reveal the Brain Circuit Behind Vomiting
Katherine Irving | Nov 2, 2022 | 2 min read
The discovery could one day lead to the development of better antinausea medications.
a section of a rat brain is imaged in dull green. a much brighter green human organoid takes up a large portion of the left side of the brain.
Researchers Transplant Human Neurons into Rat Brains
Katherine Irving | Oct 12, 2022 | 2 min read
The human cells, engineered to respond to blue light, influenced rat behavior when stimulated.
Breaking Down Barriers
The Scientist’s Creative Services Team | 1 min read
Looking at the future of neurodegeneration research!
Genetic knockout experiments reveal a role for the protein in forming and maintaining synapses between motor neurons and muscle fibers in mice.
Infographic: Vangl2 in Muscles Keeps Neuromuscular Junctions Organized
Catherine Offord | Sep 12, 2022 | 1 min read
Genetic knockout experiments reveal a role for the protein in forming and maintaining synapses between motor neurons and muscle fibers in mice.
Neurons and muscle tissue
A Novel Player at the Neuromuscular Junction
Catherine Offord | Sep 12, 2022 | 3 min read
The muscle transmembrane protein Vangl2 helps organize the development and maintenance of connections between muscles and motor neurons, a study concludes.
Neurons in all sorts of different colors, some glowing
How Fear Restructures the Mouse Brain
Natalia Mesa, PhD | Aug 15, 2022 | 4 min read
By combining deep learning and electron microscopy, researchers now have a more detailed understanding of how fear changes the brain.
The brain&#39;s cerebellum
The Cerebellum’s Functions in Cognition, Emotion, and More
Diana Kwon | Aug 15, 2022 | 10+ min read
Once thought of as a mere motor coordination center, the “little brain” is now appreciated as participating in higher neurological processes.
Scientist hunched over a lab workbench in exhaustion
Neurotransmitter Buildup May Be Why Your Brain Feels Tired
Andy Carstens | Aug 11, 2022 | 4 min read
Performing complex cognitive tasks leads to glutamate accumulating in a key region of the brain, a study finds, which could explain why mental labor is so exhausting.
black-and-white brain scan showing tumor
Glioblastoma Cells Imitate Immature Neurons to Invade the Brain
Sophie Fessl, PhD | Aug 5, 2022 | 3 min read
Neuron-like glioblastoma cells are the pioneers of deadly tumors’ spread through the brain, contributing to their devastating invasiveness, a study in mice finds.
Close-up of baby olive ridley sea turtle (Lepidochelys olivacea)
Moving Sea Turtle Eggs May Affect Hatchling Development
Margaret Osborne | Jul 28, 2022 | 5 min read

Hatchlings from eggs incubated in a natural nest were larger, exhibited faster neuronal development, and performed better on a motor activity test than those from eggs that were incubated in a hatchery, a study finds.

Fluorescent cells in culture connected by tunneling nanotubules
SARS-CoV-2 Could Use Nanotubes to Infect the Brain
Natalia Mesa, PhD | Jul 21, 2022 | 4 min read
Stressed cells can form hollow actin bridges to neighbors to get help, but the virus may hijack these tiny tunnels for its own purposes, a study suggests.
illustration of a branching neuron
Different Forms of Autism Have Opposite Problems with Brain Precursor Cells
Charles Choi | Jun 13, 2022 | 3 min read
Compared with cells taken from non-autistic controls, neural precursors from autistic boys proliferated in atypical ways, a small study finds.
A pink and blue illustration of the central nervous system, visible through a translucent outline of a human head and shoulders, zooms in to show an illustration of interconnected neurons
Specific Brain Cells Linked to Parkinson’s Disease
Dan Robitzski | May 6, 2022 | 2 min read
Research identifies 10 types of dopamine-making neurons, one of which seems to die off during the disease.
Conceptual image of blue neurons with glowing segments over blue background.
CRACK Method Reveals Novel Neuron Type in Mouse Brain
Dan Robitzski | Apr 18, 2022 | 3 min read
A new technique reveals cells’ precise locations and functions in the brain. Its developers have already used it to identify a previously unknown neuron type.
Illustration showing how calcium imaging and HCR-FISH combined is a technique called comprehensive readout of activity and cell type markers (CRACK)
Infographic: Simultaneously Studying Neuron Structure and Function
Dan Robitzski | Apr 18, 2022 | 1 min read
A new methodology combines existing techniques to reveal the specific function and location of multiple types of neurons at once.
colorful parrot-like bird riding a tiny bicycle on a tightrope
Reptiles are the Real Bird Brains
Sophie Fessl, PhD | Mar 22, 2022 | 4 min read
A research group argues that a species’ number of neurons, rather than brain volume, should serve as indicator of cognitive capacity when studying brain evolution, but some experts voice doubts.
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