A white mouse running on an exercise wheel in its cage.
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Neurons that secrete the neuropeptide orexin help mice decide between exercise and snacking.

hypothalamus

Illustration of a web of dark blue neurons with a purple glow at the center of each neuron.

How the Brain Hits the Brakes on Aging 

Like many animals, field mice (<em >Apodemus agrarius</em>) fight to protect their territories.

Mouse Brain Cells Activate When They Witness a Fight

A cross-section of a mouse hypothalamus, where cells of the arcuate nucleus are shown in bright green at the bottom.

Methylation in Young Brains May Be Key to Obesity: Mouse Study

Drawing of a mouse scratching itself after watching a video of a different mouse scratching itself.

Specialized Brain Circuit Makes Mice Itchy When They See Others Scratch

Newborn baby rats lie in a basket

Mother’s Circadian Rhythms Mirrored in Fetal Rat Brains

An illustration showing a scale weighing two double-stranded pieces of DNA that has a big question mark in the center.

Mouse Foraging Behavior Shaped by Opposite-Sex Parent’s Genes

Discovered: Brain Cells that Control Hibernation-Like States

a mouse on an exercise wheel

Early Epigenetic Changes Regulate Voluntary Exercise in Mice: Study

Exercise Warms the Brain, Causing Mice to Eat Less

Infographic: Searching for the Neural Basis of Gender

Stem Cells in the Hypothalamus Slow Aging in Mice

Image of the Day: Pretty Prohormone

Binge-Eating Neurons Identified

Another Obesity Drug Trial Death

Sperm RNAs Transmit Stress

Neuroscience of Marijuana Munchies

Brain’s Role in Browning White Fat

Brain Circuit Toggles Eating

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Light on the Brain

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Sex, Deconstructed

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Image of Atul Butte.

Biomedical Informatician Atul Butte Dies at 55

An illustration showing the accumulation of amyloid plaques between nerve cells, which is the underlying cause of disorders like Alzheimer’s and Parkinson’s disease.

A Gut Pathogen’s Unexpected Weapon Against Amyloid Diseases

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

Universe 25 Experiment

Two domesticated animals, a red border collie dog and horse together at sunset.

The Genes That Shaped Pets and Domesticated Livestock

Multimedia

Explore synthetic DNA’s many applications in cancer research

Weaving the Fabric of Cancer Research with Synthetic DNA

Twist Bio&nbsp;
Two images of U2OS cells transfected with a fluorescently labeled protein. The left panel shows AI-based analysis of transfection efficiency, with cells bounded in yellow and label marked in magenta. The right panel shows baseline fluorescence.

Leveraging AI for Analyzing Cell Transfection Efficiency

Image of small blue creatures called Nergals. Some have hearts above their heads, which signify friendship. There is one Nergal who is sneezing and losing health, which is denoted by minus one signs floating around it.
June 2025, Issue 1

Nergal Networks: Where Friendship Meets Infection

A citizen science game explores how social choices and networks can influence how an illness moves through a population.

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Explore synthetic DNA’s many applications in cancer research

Weaving the Fabric of Cancer Research with Synthetic DNA

Twist Bio&nbsp;
Illustrated plasmids in bright fluorescent colors

Enhancing Elution of Plasmid DNA

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An illustration of green lentiviral particles.

Maximizing Lentivirus Recovery

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Explore new strategies for improving plasmid DNA manufacturing workflows.

Overcoming Obstacles in Plasmid DNA Manufacturing

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Products

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Waters Enhances Alliance iS HPLC System Software, Setting a New Standard for End-to-End Traceability and Data Integrity 

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Agilent Unveils the Next Generation in LC-Mass Detection: The InfinityLab Pro iQ Series

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Agilent Announces the Enhanced 8850 Gas Chromatograph

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Pioneering Cancer Plasticity Atlas will help Predict Response to Cancer Therapies