3D cartoon of a blue and green prokaryote on a teal background. Part of the cell is cutaway to reveal its circular chromosome.
| 4 min read
Homologous defense proteins in archaea and eukaryotes point to these early prokaryotes' role in the immune system of modern complex organisms.

eukaryote

The structure of a biological cell (macro)

The Long and Winding Road to Eukaryotic Cells

Illustration showing the path result of Eukaryogenesis

Infographic: Evolutionary Leaps Leading to Modern Eukaryotes

A photograph of Christine Guthrie and Hiten Madhani

RNA Pioneer Christine Guthrie Dies at 77

Cow image

Slideshow: Examples of Eukaryotic Horizontal Gene Transfer

A microscope image of Legionellales bacteria infecting a protozoan

Ancestral Bacteria May Have Invaded Early Eukaryotic Cells

A scanning electron micrograph of the picozoan Picomonas judraskeda

Picozoans Are Algae After All: Study

green algae, phytoplankton, giant virus, genetics & genomics, endogenization, evolution, diversity, eukaryote

Giant Viruses Can Integrate into the Genomes of Their Hosts

Lipid Droplets Are Intracellular Bacteria-Fighting Machines

shinkai submersible

Elusive Asgard Archaea Finally Cultured in Lab

Trending

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

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

Universe 25 Experiment

3D illustration showing three differently colored semi-translucent cells, representing different T cell subtypes, on a black background. A purple cell is in the front on the right, a red cell is on the left, and a blue cell sits behind the red one.

T Cell Nomenclature Gets an Update

A yellow-colored frozen frog.

Freeze-Tolerant Frogs Power Organ Cryopreservation Strategies

Multimedia

Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

Unchained Labs
Colorful abstract spiral dot pattern on a black background

Thermo Scientific X and S Series General Purpose Centrifuges

Thermo Fisher Logo
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
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

Abstract illustration of spheres with multiple layers, representing endoderm, ectoderm, and mesoderm derived organoids

Organoid Origins and How to Grow Them

Thermo Fisher Logo

Products

Brandtech Logo

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

Biotium Logo

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

Colorful abstract spiral dot pattern on a black background

Thermo Scientific X and S Series General Purpose Centrifuges

Thermo Fisher Logo
Abstract background with red and blue laser lights

VANTAstar Flexible microplate reader with simplified workflows

BMG LABTECH