Can Single Cells Learn?
Can Single Cells Learn?
A controversial idea from the mid-20th century is attracting renewed attention from researchers developing theories for how cognition arises with or without a brain.
Can Single Cells Learn?
Can Single Cells Learn?

A controversial idea from the mid-20th century is attracting renewed attention from researchers developing theories for how cognition arises with or without a brain.

A controversial idea from the mid-20th century is attracting renewed attention from researchers developing theories for how cognition arises with or without a brain.

C. elegans
Eyeless <em>C. elegans</em> Perceives Colors: Study
Eyeless C. elegans Perceives Colors: Study
Shawna Williams | Mar 4, 2021
The roundworm uses cues from visible light to help avoid eating toxic bacteria with a distinguishing hue.
Daniel Col&oacute;n-Ramos Reveals the Mysteries of Worms&rsquo; Memories
Daniel Colón-Ramos Reveals the Mysteries of Worms’ Memories
Claudia Lopez-Lloreda | May 1, 2020
The Yale neuroscientist seeks to understand the brain’s architecture and function using C. elegans.
Image of the Day: Impaired Meiosis
Image of the Day: Impaired Meiosis
Amy Schleunes | Feb 7, 2020
A phthalate commonly found in shampoos, cosmetics, and cleaning products disrupts reproduction in worms.
Switch Master: A Profile of Barbara Meyer
Switch Master: A Profile of Barbara Meyer
Diana Kwon | Jan 13, 2020
Working with bacteriophages and nematodes, the University of California, Berkeley, molecular biologist uncovered a role for genetic switches in early development.
How Worms Avoid Eating Bad Bacteria and Warn Their Offspring Too
How Worms Avoid Eating Bad Bacteria and Warn Their Offspring Too
Jef Akst | Dec 12, 2019
A small RNA in Pseudomonas triggers an avoidance response in C. elegans that can be passed on to the next generation, according to research presented at this week’s meeting of the American Society for Cell Biology.
Worm Embryogenesis: Cell by Cell and Gene by Gene
Worm Embryogenesis: Cell by Cell and Gene by Gene
Kerry Grens | Dec 1, 2019
A single-cell map of C. elegans’s transcriptome during development finds cell lineages that start out genetically different and end up as cells of similar function and genetic profile.
Microfluidic Chambers Trigger Sleep in <em>C. elegans</em>
Microfluidic Chambers Trigger Sleep in C. elegans
Alejandra Manjarrez | Nov 19, 2019
This newly described behavior occurs spontaneously, but can be modulated by food availability, temperature, and the size of the chambers.
How One Neuron Regulates Two Separate Behaviors
How One Neuron Regulates Two Separate Behaviors
Ruth Williams | Nov 14, 2019
A major sensory neuron in roundworms distinguishes proprioception from harmful touch by sending out local or whole-cell signals, respectively.
<em>C. elegans&nbsp;</em>Healthier Without Longevity Gene
C. elegans Healthier Without Longevity Gene
Chia-Yi Hou | Jul 17, 2019
Worms with the reproduction-related TCER-1 gene deleted could fight off infection for longer and survived better when exposed to heat and radiation.
Biologists Create New Maps of <em>Caenorhabditis elegans&nbsp;</em>Neurons
Biologists Create New Maps of Caenorhabditis elegans Neurons
Chia-Yi Hou | Jul 8, 2019
The connectomes trace 385 neurons in the male worm and 302 neurons in the hermaphrodite worm.
Worm Parents Pass on Behaviors Epigenetically to Offspring
Worm Parents Pass on Behaviors Epigenetically to Offspring
Katarina Zimmer | Jun 7, 2019
Two research groups demonstrate that in Caenorhabditis elegans, behavioral traits can be passed down through the germline to future generations, even though they aren’t hard-wired.
Sydney Brenner, mRNA Discoverer, Dies
Sydney Brenner, mRNA Discoverer, Dies
Kerry Grens | Apr 5, 2019
One of the foremost molecular biologists of the 20th century, the Nobel laureate established C. elegans as a model organism, mapping its genes and development.
Image of the Day: Cellular Pulse
Image of the Day: Cellular Pulse
Shawna Williams | Oct 29, 2018
The protein RhoA coordinates pulses of movement in Caenorhabditis elegans cells.
Mitochondrial Isolation System
Mitochondrial Isolation System
Ruth Williams | May 1, 2018
A transgenic approach allows researchers to collect the organelles from specific cells in nematodes with unprecedented efficiency.
Infographic: Isolating mitochondria from specific cell types
Infographic: Isolating mitochondria from specific cell types
Ruth Williams | Apr 30, 2018
Adding a fusion gene to certain mitochondria in C. elegans enables researchers to collect and analyze them.
Worms’ Magnetic Sense Questioned
Worms’ Magnetic Sense Questioned
Abby Olena | Apr 25, 2018
Unsuccessful attempts to reproduce the results of a 2015 study reporting that C. elegans orient themselves by Earth’s magnetic field spark debate among researchers.
John Sulston, Human Genome Project Leader, Dies
John Sulston, Human Genome Project Leader, Dies
Kerry Grens | Mar 11, 2018
The biologist earned a Nobel Prize in 2002 for his work on C. elegans.
Mitochondrial Networks Explain Why Caloric Restriction Extends Worms’ Lives
Mitochondrial Networks Explain Why Caloric Restriction Extends Worms’ Lives
Jef Akst | Nov 7, 2017
Maintaining dynamic connections among the body’s mitochondria is required for the health and life-extending benefits of low-calorie diets for nematodes.
Study: Eating Less Helps Worms Learn
Study: Eating Less Helps Worms Learn
Aggie Mika | Aug 2, 2017
Food restriction decreases a metabolite that impedes associative learning in worms.