Bacteriophages, or phages, are viruses that specifically infect bacteria. They are the most abundant biological entities on Earth, yet we are only starting to understand their profound impact on ...

Mycobacterium tuberculosis, the pathogen responsible for tuberculosis, has evolved a remarkably layered set of molecular ...

UT Southwestern Medical Center researchers have identified two lipids that work together with a quintessential protein known ...

The origin of the nucleus remains hotly debated among scientists, but new imaging and genomic data are shedding light on this billion-year-old mystery.

We often hear about bacteria, but what exactly are they? A bacterium is a living organism that consists of a single cell (unicellular). It has ...

Your gut is home to trillions of bacteria that constantly “sense” their surroundings to survive and thrive. New research shows that beneficial gut microbes, especially common Clostridia bacteria, can ...

A mysterious group of bacteria seems to thrive in the gut microbiomes of people without illness, hinting that they may be crucial to good health. Yet about two-thirds of these species are part of the ...

Study reveals how two proteins cooperate in a key early step of antiviral detection, as reported by researchers at Science ...

It’s a familiar image, reprinted in countless biology textbooks: an illustration of a typical cell, halved like a grapefruit to reveal its innards. Strands of endoplasmic reticulum encircle a nucleus ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...