香りの科学

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.

2026.10.20

香りの科学

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.

2026.10.20

香りの科学

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.

2026.10.20

香りの科学

Odor Molecules Can Change Inside the Nose

Human olfactory mucus captured odorants and chemically converted some of them. Perceptual and cell experiments explored the implications for smell and aging.

2026.10.20

香りの科学

Can the Same Scent During Study and Sleep Help You Recall Vocabulary?

In a field study of 54 students, rose scent during learning and sleep was associated with fewer vocabulary-test errors. Extra cueing at testing remains uncertain.

2026.10.20

香りの科学

Unpacking the Smell of Wood: Hints of Cucumber, Cheese, and Vanilla

Analysis of three Scots pine wood samples detected 44 odor-active compounds, revealing a resinous aroma with diverse underlying components.

2026.10.20

香りの科学

Can Rose Oxide Smell the Same but Trigger Different Nasal Responses?

Two rose oxide enantiomers produced different nasal electrical responses despite similar perception and scalp-recorded responses in a small human study.

2026.10.20

香りの科学

Six Types of Lily Fragrance? The Compounds and Enzymes Behind 41 Cultivars

A study grouped 41 lily cultivars into six aroma types and investigated TPS genes in 66 cultivars. Enzymes from faint- and strong-scented lilies could produce the same three monoterpenes.

2026.10.20

香りの科学

The Molecule Connecting Cannabis Odor and Light-Struck Beer

Trace prenylated sulfur compounds helped explain cannabis flowers’ skunk-like odor. The study combined chemical analysis, sensory testing, reconstruction, and growth and storage measurements.

2026.10.20

香りの科学

Why Does a Sweet Tropical Fruit Have an Onion-Like Smell?

Reconstructing cempedak aroma and omitting three sulfur compounds helped explain the onion-like note that distinguishes it from jackfruit.

2026.10.20

香りの科学