Root

The Science of Scent

Does Washing with Soap Change the Odor Signals That Reach Mosquitoes?

A laboratory study found that body washes changed mosquito landing choices differently across people. It did not measure protection from bites.
The Science of Scent

Is Recalling a Scene from Its Smell Related to How Easily We Can Describe It?

Data from 106 adults linked odor recognition to emotion and verbal richness, and scene retrieval to familiarity and distinctive descriptions.
The Science of Scent

Can an Unpleasant Odor Change Your Impression of the Same Face?

An EEG study examined odor-face timing. Unpleasant odor lowered face pleasantness, while timing effects differed between ratings and brain signals.
The Science of Scent

Why Can the Same Fragrance Smell Stronger to Different People?

Genetic and cell-based research links variation in individual odor receptors to intensity and pleasantness, while showing that much perceptual variation remains unexplained.
The Science of Scent

Why Do We Quickly Draw Back from an Unpleasant Smell?

A 2021 study linked early olfactory-bulb responses to unpleasant odors with movement-related brain activity and separately measured rapid backward body sway.
The Science of Scent

Is a Stronger Green Scent More Pleasant? A Study of Leaf Alcohol

A study compared green-odor compounds, mixtures, and leaf alcohol concentrations. The lower concentration was more pleasant and produced a larger auditory P300 reduction.
The Science of Scent

Can Flower Images Help Us Notice a Fragrance as We Get Used to It?

Two experiments examined flower images, odor detection reports, and image-evoked brain responses during prolonged fragrance exposure and habituation.
The Science of Scent

Reading Distant Connections in a 3,500-Year-Old Aromatic Balm

Residues in Senetnay’s canopic jars revealed complex Egyptian embalming balms containing beeswax, fats, bitumen, and resins, with some botanical sources unresolved.
The Science of Scent

Bedroom Fragrance: Does a Pillow or a Diffuser Make a Difference?

A home study of 131 adults explored self-chosen fragrances and delivery methods. Subjective differences did not establish improvements in device-measured sleep.
The Science of Scent

Why Do Refrigerated Tomatoes Lose Aroma? Changes Inside the Fruit

A 2016 study traced aroma loss in ripe tomatoes to altered volatile production, gene expression, and DNA methylation, and helps explain why storage conditions matter.