A woman pulls on her dark hair, showing graying roots. She looks frustrated, representing how stress can cause hair to go gray prematurely.
| 4 min read
Stress can accelerate the depletion of pigment-producing cell progenitors, which is a natural aging process. But this may be reversible to a certain extent.

aging

An agricultural field in India is in the foreground, and in the background a smokestack from a factory releases dark black smoke as air pollution.

How Air Pollution is Aging People Faster

A network of sympathetic nerves (white) innervating and growing alongside the eggs (green) within a fragment of a human ovary. A large growing follicle containing an egg is shown in magenta.

A Cellular Atlas of the Aging Ovary Reveals How Fertility Fades

Neurons are shown in blue with a synapse shown in white.

Specific Neuronal Genes Gain Mutations During Healthy Aging

Illustration of zombified looking cells

What Are Senescent Cells?

Fluorescent image of a mouse cerebellum with Purkinje cells expressing green fluorescent protein. Where cells have died, there are gaps organized into stripes across the tissue.

Aging Brains Show Stripes of Cell Death

Photograph of Jellyfish swimming

An “Immortal” Jellyfish Offers Clues into Biological Aging

A view of the Earth from the International Space Station, where some human stem cells recently spent up to 45 days. Researchers found these cells aged faster than their earthbound counterparts.

Stem Cells Age Faster in Space

An Asian woman wiping sweat from her face on a hot day.

Heat Waves Could Speed Up Aging

A man with dark hair wears a blue shirt with his arms crossed as he leans against the wall of a slot canyon.

Hearing Loss May Be the Canary in the Coal Mine for Dementia

Trending

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

Universe 25 Experiment

Illustration of a hole in the shape of a dollar sign on a blue background. One character is falling into the hole at the bottom of the “S” while another individual is holding another up at the top of the “S”. The image represents the absence of funding for researchers in biotech with the cancellation of the SBIR/STTR program.

The Federal Government’s Research Innovation Lifeline Has Gone Dark

The green zombie virus under the microscope, on a mottled yellow background.

What Are Giant Viruses, and Are They Dangerous?

An old medical illustration features the ear in the center with nerves of the head shown in yellow.

The Ear as a Therapeutic Gateway to the Vagus Nerve

Multimedia

Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Advancing Biomarker Discovery for Disease Insights

Advancing Biomarker Discovery for Disease Insights

Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.
January 2026, Issue 1

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

View this Issue
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

Unchained Labs
Graphic of three DNA helices in various colors

An Automated DNA-to-Data Framework for Production-Scale Sequencing

illumina
Exploring Cellular Organization with Spatial Proteomics

Exploring Cellular Organization with Spatial Proteomics

Products

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Nuclera eProtein Discovery System installed at leading Universities in Taiwan

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BRANDTECH Scientific Introduces the Transferpette® pro Micropipette: A New Twist on Comfort and Control

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Biotium Launches GlycoLiner™ Cell Surface Glycoprotein Labeling Kits for Rapid and Selective Cell Surface Imaging

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Thermo Scientific X and S Series General Purpose Centrifuges

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