A study published in PLOS Computational Biology describes a new model for how the olfactory system discerns unique odors. Researchers from the University of Pennsylvania found that a simplified, statistics-based model can ...
Nov 1, 2021
0
59
Since the beginning of the pandemic, a loss of smell has emerged as one of the telltale signs of COVID-19. Though most people regain their sense of smell within a matter of weeks, others can find that familiar odors become ...
Mar 29, 2021
0
51
For many people, the smell of fish is rather strong and unpleasant. But some people carry a mutation in a particular gene that makes that fish odor less intense, reports a paper publishing October 8 in the journal Current ...
Oct 8, 2020
0
93
Is it possible for an adult brain to make new nerve cells? Scientists have debated this question for decades, with many concluding that neuron-making stops after childhood, or around the age of 13.
Mar 10, 2020
0
632
Our sense of smell depends on the transmission of olfactory information from the nose to the olfactory bulb in the brain through the olfactory nerve. And without olfactory bulbs, smell isn't possible—or so scientists thought.
Nov 6, 2019
0
73
It's long been known that people who suffer a major concussion can lose their sense of smell temporarily and also develop affective problems, such as anxiety and depression. Now scientists have found that's true even for ...
Jul 24, 2019
0
19
Species like dogs and rodents use their sense of smell to navigate toward desirable items and places and away from those they should avoid. But do humans have the same capabilities? It's a question University of Pennsylvania ...
Apr 22, 2019
0
159
Like homing pigeons, humans have a nose for navigation because our brains are wired to convert smells into spatial information, new research from the University of California, Berkeley, shows.
Jun 17, 2015
1
111
For older adults, being unable to identify scents is a strong predictor of death within five years, according to a study published October 1, 2014, in the journal PLOS ONE. Thirty-nine percent of study subjects who failed ...
Oct 1, 2014
4
0
Taste can be classified into five flavors that we sense, but how many odors can we smell? There are likely about 10 basic categories of odor, according to research published September 18th in the open access journal PLOS ...
Sep 18, 2013
2
0
