Headspace analysis lets perfumers capture and analyze volatile molecules around a flower or place, then reconstruct the scent using GC-MS.
Capturing Endangered Flowers
"Headspace" perfumery as field chemistryAI Perfumery
Learning odor space from molecular graphsGraph neural networks, odor space embeddings, dimensionality reduction—predicting smell from molecules.
Jean Kerléo: The Perfume Archivist
The Osmothèque and preserving scents that vanishedThe world's first perfume archive—storing and reconstructing thousands of fragrances from original formulas as regulations change molecules.
Roman Kaiser: The Scent Expeditioner
Capturing orchids without picking themPioneering headspace techniques—field science that captures volatile molecules around living flowers. Conservation or possession?
Luca Turin: Smell as Quantum Physics
A controversial theory that turns perfumery into frontier scienceThe vibration theory of olfaction—arguing receptors detect intramolecular vibrations. Chemistry meets physics meets cultural battle.
Sissel Tolaas: Smell as Fashion's Missing Sense
Extracting atmosphere from historical garmentsA chemist-artist recreating scents from fashion for museums—making smell legible through engineered systems.
Hotel Signature Scents
Olfactory neuroscience behind repeat businessLuxury hotels diffuse custom fragrances through HVAC to create olfactory memories that drive return visits.
Bottling "Floating Gold" Without Whales
The chemistry and biotech of ambergris notesAmbrein oxidizes into key odorants like ambroxide. Givaudan produces Ambrofix via biotechnology. Making whale-derived molecules without whales.
Truffles: Luxury Priced by Volatile Chemistry
Chemical ecology meets analytical chemistryTruffle value is largely aroma value: a complex VOC mixture including sulfur compounds. Evolutionary biology meets analytical chemistry.
Hervé This: Note-by-Note Cuisine
A chemist arguing with "natural"Building dishes from pure compounds rather than traditional ingredients—molecular gastronomy's philosophical provocateur.