Would you give up your sense of smell to keep your hair? What about your phone? A 2022 US study compared smell to other ...

Odors are first captured by special olfactory nerve cells inside your nose. These cells extend upwards from the roof of your nose towards the smell-processing center of your brain, called the ...

There is evidence that the sense of smell is based on the geometry of molecules. Seven primary odors are distinguished, each of them by an appropriately shaped receptor at the olfactory nerve endings ...

"In our brain, we have 12 cranial nerves. And the first cranial nerve is called olfactory nerve, and that's the nerve that we inhale from," he says. "The olfactory nerve is very effective for ...

1), which contains olfactory receptor cells that lock onto these odor molecules. This generates electrical signals that are relayed to clusters of nerve cells called glomeruli. Then, specialized nerve ...

Another notable study focused on the detection of dimethyl methylphosphonate (DMMP), a simulant for the nerve agent sarin, using a human olfactory receptor-based sensor. This device demonstrated ...