The Internet has replaced fleshy experience with flat apparitions, avatars and painstakingly curated profile pics.
Our members make connections via deeply intuitive cues, perfected in the ancient laboratory of human evolution.
Surrender yourself to a poignant experience of body odor.
The test also considers research on the serotonin transporter gene, which looks at the relationship between emotional behavior and changes in marital satisfaction over time. The long version may help you maintain a more level head in emotional situations, while the short version means you're more likely to overreact.
Research shows that when both partners have the short version, couple's are more likely to experience a decrease in relationship satisfaction over time.
Those who don't score as high receive relationship advice from clinical psychologists on the Instant Chemistry advisory board.
Since launching in July 2014, Instant Chemistry has sold 300 DNA kits.
From here, the signals are fed into the limbic system, where emotion and memory are processed, before finally passing into the language-processing frontal cortex.
This particular neural pathway means that, unlike sight and sound, smell is interpreted first in terms of memory and emotion before being mapped to language.
Also known as olfaction, it is our physical capacity for detecting and perceiving the molecules around us.
It is mediated by specialized sensory cells of the nasal cavity, which can be considered analogous to sensory cells of the antennae of invertebrates.
"This probably wouldn't initially appeal to the Tinder crowd," he said.