Howard Berg wearing glasses, looking at the camera with his lab in the background
Biophysicist Howard Berg Dies at 87
His research uncovered secrets of motility in E. coli.
Biophysicist Howard Berg Dies at 87
Biophysicist Howard Berg Dies at 87

His research uncovered secrets of motility in E. coli.

His research uncovered secrets of motility in E. coli.

microorganisms
microscope image of methaotrophs with black specks
Deep Sea Microbes Produce Graphite-like Carbon
Chloe Tenn | Nov 11, 2021
The first evidence of biologically produced elemental carbon inspires more questions than answers.  
Photograph of drought land due to climate change
An Earthy-Smelling Substance, 1964
Lisa Winter | Nov 1, 2021
How the pungent odor that occurs after a light rain became a well-studied phenomenon
iStock
The Scientist Speaks - Rising From the Dead: How Antibiotic Resistance Genes Travel Between Current and Past Bacteria
Nele Haelterman, PhD
Heather Kittredge and Sarah Evans discuss the environmental conditions that facilitate natural transformation in bacteria’s native habitat.  
Three researchers with headlamps on stand around a loggerhead turtle on the beach while a man covers the turtle's face with a gloved hand
Tiny Hitchhikers Reveal Turtles’ Movements and Foraging Ecology
Amanda Heidt | Jul 13, 2021
Microscopic creatures called epibionts that live on sea turtles’ shells can help researchers understand their secretive lives.
Image of the Day: Inflamed Mouse Follicles
Emily Makowski | Dec 16, 2019
Normal hair growth can lead to infection during cancer treatment.
Image of the Day: Microscopic Creatures
Emily Makowski | Dec 12, 2019
View the top three winners of this year’s Nikon Small World in Motion Competition.
Image of the Day: An Infectious Glow
Carolyn Wilke | Mar 7, 2019
In CRISPRed fruit flies that lack certain antimicrobial peptides, bacterial infections flourish, as revealed by fluorescent markers.
Amyloid plaques (stained for amyloid-? peptide) detected in a post-mortem brain sample of a patient with Alzheimer's disease. Purple purple dots in the background are the nuclei of neurons and glia.
Herpes Viruses Implicated in Alzheimer’s Disease
Anna Azvolinsky | Jun 21, 2018

A new study shows that the brains of Alzheimer’s disease patients have a greater viral load, while another study in mice shows infection leads to amyloid-β build up.

From Little Things Big Things Grow
Bob Grant | Jun 1, 2018
We should take comfort in the fact that life on Earth had such unassuming, shared beginnings.
How Bacteria Eat Penicillin
Shawna Williams | Apr 30, 2018
Scientists work out the specific genes and biochemical steps required for digesting the very drugs designed to kill microbes.
Cancer-Fighting Chemical Found in Human Skin Bacteria
Diana Kwon | Mar 1, 2018
A molecule produced by a strain of Staphylococcus epidermis interferes with DNA synthesis.
How Do Infant Immune Systems Learn to Tolerate Gut Bacteria?
Diana Kwon | Jan 10, 2018
Scientists are beginning to unravel the ways in which we develop a healthy relationship with the bugs in our bodies.
Cataloging Fungal Life in Antarctic Seas
Ignacio Amigo | Dec 1, 2017
Brazilian researchers report a relatively large diversity of fungi in marine ecosystems surrounding Antarctica, but warn that climate change could bring unpleasant surprises.
Neslihan Taş Studies Permafrost Microbes as They’re Roused by a Warming Climate
Shawna Williams | Dec 1, 2017
The Lawrence Berkeley National Laboratory researcher’s work will help predict how the Arctic is responding to climate change—and the global effects of those changes.
Do Microbes Trigger Alzheimer’s Disease?
Jill U. Adams | Sep 1, 2017
The once fringe idea is gaining traction among the scientific community.
Emily Balskus Pins Down the Chemistry and Metabolism of Human Microbiomes
Vijay Shankar Balakrishnan | Jul 16, 2017
At Harvard University the chemical biologist looks for new metabolic pathways to investigate how gut bacteria interact with one another and their hosts.
New Antibiotic Resistance Genes Found in Soil Microbes
Ashley Yeager | Jun 19, 2017
The discovery of peptides, enzymes, and other gene products that confer antibiotic resistance could give clues to how it develops.
Arming Synthetic Bacteria Against Cancer
Anna Azvolinsky | Jul 20, 2016
Researchers engineer bacteria that deliver an anti-tumor toxin in mice before self-destructing. 
Archaea’s Role in Carbon Cycle
Catherine Offord | Jun 30, 2016
Bathyarchaeota undergo acetogenesis, generating organic carbon below the seafloor.