Our ability to smell is a function of the brain, so it makes sense that an impaired sense of smell can point to cognitive decline. The good news is training our noses may be effective.
The parts of the brain that get ‘smell signals’ from the nose also do other things, such as storing memories or provoking emotions. That is why some smells can bring back old memories.
Perhaps you’ve noticed something unusual in the bathroom after you consume this healthy spring vegetable. A Speed Read explains there’s two parts to the stinky puzzle: production and perception.
Smell is the Cinderella of the senses in Anglophone literature, but James Joyce wrote an olfactory revolution. His treatment of the science of smell was astonishingly prescient.
Move over, dogs. The latest evidence suggests humans can match most other animals when it comes to smelling – and even outperform them for certain scents.
What’s the smell you associate with your childhood home? Or road-trips? Or fear? Conceptual artist Cat Jones has created the Scent of Sydney for the Sydney Festival, exploring the city in smells.
New research is narrowing the gap, creating technology with the detecting capabilities of canines but without the downsides of relying on a biological system.
Honey bees are in decline and the current method of keeping them can be disruptive to a colony. But new designs allow beekeepers to monitor a hive remotely, even sniff out disease and pests.
The smell of death is easily recognised but not fully understood. Identifying the compounds behind it could lead to a number of improvements in forensics, including better trained cadaver dogs.
The science about our special senses - vision, smell, hearing and taste - offers fascinating and unique perspectives on our evolution. Yet it remains patchy; we know surprisingly little for example about…