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3D illustration of a reddish pink eukaryotic cell showing its inner contents, including a red and pink nucleus, purple endomembrane system, and pink and red vesicles.
| 3 min read
As eukaryotic cells started to form, eukaryotic traits may have emerged in early cells about one billion years before the introduction of the mitochondria.

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Illustration of a uterus with a near-term fetus inside of it, surrounded by the amniotic sac that will be filled with amniotic fluid. The placenta is at the top of the uterus, with red and blue veins and arteries.

Amniotic Fluid Spills Its Secrets in Fetal Development

A group of turkeys are shown standing outside against a bright blue sky.

White vs Dark: Muscle Determines Turkey Meat Color

A picture of Ali Ajam, a postdoc at University of Pittsburgh.

Postdoc Portrait: Ali Ajam

Illustration of a person standing in front of hurdles ahead of a bulb, signifying funding disruptions challenging drug discovery and development.

How to Sustain Drug Discovery Research Amid Federal Budget Cuts

Illustration of four strands of DNA—black, blue, green, and yellow—with a different colored segment in the middle of each (red, red, yellow, and red), to represent transposable elements.

Transposable Elements Could Help Resolve the Tree of Life

Image of two boxers fighting in a ring. The left fighter is clad in blue and lands a hit on the torso of his opponent, who is clad in red and lands a hit on the head.

Repeated Hard Hits Threaten Pro Fighters’ Brain Cleanup System

A vector drawing shows a girl wrapped up in an orange blanket sitting on her bed while blowing her nose because she’s sick. Social isolation during sickness helps a person recover faster and prevent spreading the infection.

Feeling Asocial When Sick? A Brain-Immune Connection May Be Why

Digital background depicting innovative technologies in the shape of a brain, signifying AI in biology and neuroscience.

AI Tools Unravel Thoughts, Actions, and Neuronal Makeup

A picture of Henry Janse van Rensburg, a postdoc at Aarhus University.

Postdoc Portrait: Henry Janse van Rensburg

Image of a synaptic junction with blue neurons in the background.

Fast-Freezing Brain Signals Sheds Light on Human Synapses

A picture of Vipin Tiwari, a postdoc at Umeå University.

Postdoc Portrait: Vipin Tiwari

An illustration of small blue spheres representing electric field-controlled nanoparticles clustered together.

Electric Fields Steer Nanoparticles for Targeted Drug Delivery

December digest cover image of a wooden sculpture comprised of multiple wooden neurons that form a seahorse.
December 2025, Issue 1

Wooden Neurons: An Artistic Vision of the Brain

A neurobiologist, who loves the morphology of cells, turns these shapes into works of art made from wood.

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Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

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Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

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Abstract wireframe sphere with colorful dots and connecting lines representing the complex cellular and molecular interactions within the tumor microenvironment.

Exploring the Inflammatory Tumor Microenvironment 

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An image of a DNA sequencing spectrum with a radial blur filter applied.

A Comprehensive Guide to Next-Generation Sequencing

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