Ever found that the smell of PVA glue brings back memories of primary school art classes and the one kid who always tried to eat everything? Well it turns out there’s a pretty good scientific reason for this phenomenon.
Smell is like the superpower of the senses, because it can help recall stronger and more vivid memories of life as a kid than all the others – including sight and taste.
According to science whiz SciShow, this is due to how the brain receives the smell signals. All the other senses go through the thalamus, but smell likes to make its own path and goes through the olfactory bulb instead. What a rebel.
This is important because the… Read the full story