The tiny pantheon known as the Asgard archaea bear traits that hint at how plants, animals and fungi emerged on Earth.

A major study shows complex cells evolved gradually in an oxygen-poor world, challenging long-held assumptions about life’s ...

Life on Earth began simply. For billions of years, tiny microbes ruled the planet. Then, one day in deep time, something changed. Cells gained a nucleus, built inner compartments and learned to ...

ARLINGTON, Va.– According to a new report, complex cells like those in the human body probably resulted from the fusion of genomes from an ancient bacterium and a simpler microbe, Archaea, best known ...

At a steaming creek in California’s Lassen Volcanic National Park, a tiny amoeba just raised the heat ceiling for complex ...

During early development, tissues and organs begin to bloom through the shifting, splitting, and growing of many thousands of ...

Every soft caress of wind, searing burn and seismic rumble is detected by our skin’s tangle of touch sensors. David Ginty has spent his career cataloging the neurons beneath everyday sensations. Like ...

The human cell is a miserable thing to study. Tens of trillions of them exist in the body, forming an enormous and intricate network that governs every disease and metabolic process. Each cell in that ...