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A shot of marathon runners’ legs.

Why Do Some Runners Get Sick After a Marathon?

Several white T cells attack a large red and yellow cancer cell.

The Innate Immune System’s Secret Weapon

3D illustration of a green virus with lighter and darker green receptors in focus on the right of the image. Three more viruses are out of focus on the left.

Preparing for Disease X in a Changing World

A group of newborn mice with their mother.

Maternal Iron Deficiency Can Trigger Sex Reversal in Mouse Embryos

Petros Giannikopoulos (right) and Fyodor Urnov (left) stand in the lab where the on-demand CRISPR therapy was produced. They are both wearing blue shirts and glasses.

Baby KJ’s Bespoke Gene Therapy Is a Masterclass in Scientific Collaboration

Image of a fruit fly feeding on a plate with food residue.

A Mutated Taste Gene Makes Fruit Flies Seek Out Cocaine

Image of an adult mouse with a litter of baby mice.

Newborn Mice May Hold the Key to Simpler Gene Therapy

Illustration of Matteo Farinella holding a comics book while working on his laptop. He sits at a desk covered with various books and loose papers.

Neurocomics Bring Science to Life Through Visual Storytelling

3D illustration of dark blue tumors surrounded by light blue organ tissue. Dark blue monoclonal antibodies with gold tips are descending down from the right to attach onto the tumors.

A Bacterial Signaling Molecule Lends Tumors Drug Resistance

Illustration of three light orange targets aligned in a row. On the left, seven gray dots are grouped in the upper right quadrant. In the middle, six gray dots are spread around the target. On the right, five gray dots are grouped in the center of the target.

Brazilian Scientists Evaluate Reproducibility in Biomedical Research

Illustration showing Ushma Neill talking about student housing in a board meeting (left), updating summer programs and courses (middle), and sharing advice to a mentee (right).

An Accidental Career Path into Academic Administration

An illustration of a man holding off an attack.

From the Front Lines at Harvard: Battling Trump's Attack on Science

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

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.

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Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

Stemcell Technologies
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

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Conceptual multicolored vector image of cancer research, depicting various biomedical approaches to cancer therapy

Maximizing Cancer Research Model Systems

bioxcell

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