The saying “nothing to sneeze at” has been around since the early 1800s and is used to describe something as NOT unimportant or unworthy.
Our ability to discern odors is weakest in the morning and becomes stronger in the course of the day.
When an initial smell is associated with an experience, it can leave a unique and lasting impression in the brain, which is why smelling a certain odor can evoke a specific memory.
Our ability to distinguish certain odors can become overloaded by prolonged exposure to those odors, which is why many pet owners are oblivious to the pet odors in their home that visitors detect as soon as they walk in the door.
Polar bears can smell a seal through three feet of snow.
The smell of food affects its taste, which is why our taste is diminished when you have a cold.
The sense of smell is almost as unique as a fingerprint. An odor or fragrance is perceived differently by each person. That's because no two people have the same sense of smell, except identical twins.
Our sense of smell brings us many pleasures. The aroma of coffee in the morning. The fragrance of fresh flowers. The scents that remind of us of childhood, like cookies baking or popcorn popping. But, the ability to smell is something many people take for granted. There are a lot of interesting things you may not know about the sense of smell. As it turns out, the ability to smell is really quite an interesting gift.
Some camels can detect the location of water from great distances by following the scent given off by water-dwelling bacteria.