Bacterial Infections Disrupt Flies’ Sense of Smell
Bacterial Infections Disrupt Flies’ Sense of Smell
The temporary loss of olfaction stops the flies from eating any more of whatever it is that made them sick.
Bacterial Infections Disrupt Flies’ Sense of Smell
Bacterial Infections Disrupt Flies’ Sense of Smell

The temporary loss of olfaction stops the flies from eating any more of whatever it is that made them sick.

The temporary loss of olfaction stops the flies from eating any more of whatever it is that made them sick.

smell
Watch a Trained Pup Detect Prostate Cancer From a Urine Sample
Watch a Trained Pup Detect Prostate Cancer From a Urine Sample
Asher Jones | Feb 18, 2021
Good girl, Florin!
Dogs Are Teaching Machines to Sniff Out Cancer
Dogs Are Teaching Machines to Sniff Out Cancer
Asher Jones | Feb 18, 2021
In a proof-of-concept study, researchers used dogs’ diagnoses of prostate cancer to inform a machine learning algorithm with the goal of one day detecting cancers with canine-level accuracy.
The Scientist Speaks Podcast - Episode 12
The Scientist Speaks Podcast - Episode 12
The Scientist Creative Services Team | Dec 22, 2020
Decoding Smell: Demystifying Human Disease and Behavior
Researchers Make Mice Smell Odors that Aren’t Really There
Researchers Make Mice Smell Odors that Aren’t Really There
Ruth Williams | Jun 18, 2020
Using optogenetics, scientists have simulated the sense of smell directly within the mouse brain to investigate the nature of olfactory perception.
Loss of Smell, Taste May Be Reliable Predictor of COVID-19: Study
Loss of Smell, Taste May Be Reliable Predictor of COVID-19: Study
Ashley Yeager | May 12, 2020
Data from a crowdsourcing smartphone app is helping to track the spread of the disease in real time and reveals the symptom as the number one indicator of infection.
Smells of Nature Lower Physiological Stress
Smells of Nature Lower Physiological Stress
Ashley Yeager | Jan 2, 2020
In a virtual reality experiment, participants recovered faster from a small electric shock when they could smell natural scents than when they could smell urban odors.
Smell May Be Possible Without Olfactory Bulbs
Smell May Be Possible Without Olfactory Bulbs
Jef Akst | Nov 6, 2019
A study identifies five women who have a functioning sense of smell despite an apparent lack of olfactory bulbs—the region of the brain that processes odors.
Image of the Day: Smell Circuits
Image of the Day: Smell Circuits
Nicoletta Lanese | Jul 24, 2019
The brain wiring behind scent processing seems to scale across mammalian species.
Stem Cells Delivered to the Nose Restore Mice’s Ability to Smell
Stem Cells Delivered to the Nose Restore Mice’s Ability to Smell
Kerry Grens | May 30, 2019
The introduced cells engrafted in the nose, became olfactory sensory neurons, and sent axons to the animals’ brains.
Image of the Day: On the Nose
Image of the Day: On the Nose
Carolyn Wilke | Apr 1, 2019
Lab-grown stem cells fill in for damaged tissue in the noses of mice.
Chemicals on the Skin Could Enable Parkinson’s Detection
Chemicals on the Skin Could Enable Parkinson’s Detection
Shawna Williams | Mar 20, 2019
Researchers teamed up with a woman with a keen sense of smell to identify telling differences between healthy people and those with the neurodegenerative disease.
A Keen Sense of Smell Appears to Go Hand in Hand with Spatial Memory
A Keen Sense of Smell Appears to Go Hand in Hand with Spatial Memory
Shawna Williams | Feb 1, 2019
Authors of a small study say the two abilities likely evolved in tandem.
Zapping the Olfactory Bulb Produces Phantom Smells
Zapping the Olfactory Bulb Produces Phantom Smells
Shawna Williams | Nov 27, 2018
Researchers envision a cochlear implant–like device for the nose to give people with impaired olfaction a sense of smell.
Just the Sight of Food Gets the Liver Ready for Action
Just the Sight of Food Gets the Liver Ready for Action
Abby Olena | Nov 15, 2018
In mice, seeing and smelling food causes immediate cellular changes that ready the liver to convert incoming amino acids to proteins.
Synthetic Sandalwood Maintains Hair Growth in Human Tissue
Synthetic Sandalwood Maintains Hair Growth in Human Tissue
Kerry Grens | Sep 18, 2018
The compound engages with a receptor in hair follicle cells and prevents skin cells from dying.
Children With Malaria Smell More Attractive to Mosquitoes
Children With Malaria Smell More Attractive to Mosquitoes
Shawna Williams | Apr 17, 2018
The parasite changes people’s scent, primarily due to an increase in aldehydes.
Study: Autism Linked with Different Reactions to Chemical Signals
Study: Autism Linked with Different Reactions to Chemical Signals
Shawna Williams | Nov 27, 2017
Responses to compounds in human sweat may help explain why people with autism spectrum disorder tend to struggle with social cues.
Image of the Day: Smell You Later  
Image of the Day: Smell You Later  
The Scientist Staff | Sep 5, 2017
Scientists demonstrate that just the right amount of inflammation after an injury to a mouse’s olfactory epithelium is key for regenerating cells important for smell.
How Immune Receptors Got into Mouse Noses
How Immune Receptors Got into Mouse Noses
Shawna Williams | Sep 1, 2017
A study traces proteins’ evolution from the immune to the olfactory system.