It is mediated by specialized sensory cells of the nasal cavity, which can be considered analogous to sensory cells of the antennae of invertebrates.
In humans, olfaction occurs when odorant molecules bind to specific sites in the olfactory receptors inside the nose.
A: At Smell Dating we understand the metrics of compatibility are chemical; connection is a matter of intercourse not interface.
The Internet has replaced fleshy experience with flat apparitions, avatars and painstakingly curated profile pics.
However when it comes to long-term romantic partnership it may actually be riskier to ignore the powerful signal of scent than to rely on it.