Some pills strewn about next to an alarm clock on a blue background. 
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Human liver cells follow their own circadian rhythms, which regulate drug metabolism and infection.

circadian clocks

The face of a young woman and the face of an old man surrounded by mechanical clocks.

Daily Gene Expression Rhythms Vary with Sex and Age: Study

A Nile rat sitting atop fruits

Genome Spotlight: Nile Rat (Avicanthis niloticus)

Newborn baby rats lie in a basket

Mother’s Circadian Rhythms Mirrored in Fetal Rat Brains

Fluorescent microscopy of a healthy intestinal organoid and a tumor spheroid

Internal Clock Disruptions Increase Colon Cancer Risk in Mice

Linking Biological Clocks and Cancer Therapeutics to Minimize Toxicity

It’s All in the Timing: Optimizing Chemotherapy Administration

Segmented filamentous bacteria artificially colored in green attach to the intestinal wall of a mouse

Gut Microbes Help Coordinate Immune Activity in Mice

illustration of multiple clocks arranged in the shape of a brain

How Early-Morning Light Exposure Makes Mice Less Depressed

Malaria Parasites’ Biological Clocks Coordinate Cell Destruction

Light Enables Long-Term Memory Maintenance in Fruit Flies

Into the Light: A Profile of Joanne Chory

Circadian Clock Genes Help a Crop Pest Adapt to Climate Change

circadian clock microbiome hdac3 histone deacetylation acetylation epigenetics gene expression metabolism fat lipid intestine gut

Microbes Shape Circadian Rhythms in the Mouse Gut

a plate with fruits and vegetables arranged into the shape of a clock

People at Rest Burn More Calories in the Afternoon

Infographic: The Role of Circadian Clocks in Muscle

Muscle Clocks Play a Role in Regulating Metabolism

Limited Meal Times Prevent Obesity in Mice Prone to Gaining Weight

Fly’s Blood-Brain Barrier Has Circadian Rhythms

Why Afternoon Open Heart Surgery Is Better for Patient Outcomes

Circadian Gene Linked to Severe Epilepsy in Children

Q&A with Michael Young, Nobel Laureate

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

Universe 25 Experiment

Green clusters of moss on a petri dish against a white background.

Moss Medicines: The Next Revolution in Biotech?

An obese mouse on the left compared with normal control on right.

How Cysteine Depletion Drives Cells to Burn Fat 

Split image of a man unsuccessfully trying to tickle himself with a feather (right) and a man laughing and being tickled by a woman with a feather (left).

Why Can’t We Tickle Ourselves?

Multimedia

Screening 3D Brain Cell Cultures for Drug Discovery

Screening 3D Brain Cell Cultures for Drug Discovery

A large number of stylized antibodies

The Holy Grail Hunt in De Novo Antibody Design

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July Digest 2025
July 2025, Issue 1

What Causes an Earworm?

Memory-enhancing neural networks may also drive involuntary musical loops in the brain.

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Screening 3D Brain Cell Cultures for Drug Discovery

Screening 3D Brain Cell Cultures for Drug Discovery

Explore synthetic DNA’s many applications in cancer research

Weaving the Fabric of Cancer Research with Synthetic DNA

Twist Bio 
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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Products

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Sino Biological Sets New Industry Standard with ProPure Endotoxin-Free Proteins made in the USA

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Introducing the iQue 5 HTS Platform: Empowering Scientists  with Unbeatable Speed and Flexibility for High Throughput Screening by Cytometry

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Vanderbilt Selects Parse Biosciences GigaLab to Generate Atlas of Early Neutralizing Antibodies to Measles, Mumps, and Rubella

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Shift Bioscience proposes improved ranking system for virtual cell models to accelerate gene target discovery