A Moment of Science
Honeybees make propolis by collecting the secretions of trees and other plants where they live; thus the make-up of propolis varies depending on the plant life around. Researchers have found the propolis of Brazilian honeybees to be particularly potent when it comes to protecting teeth.
For nonlinguistic activities that involve the mouth people tend to open their mouths more symmetrically or on the left side.
Today, on A Moment of Science, why lips go dry. Let’s start by reviewing the ways in which the surface of our lips is different from the surface of the skin on the rest of our bodies. Basically, our lips are made of the same mucus membrane that coats the inside of our mouths. This [...]
For only a few hundred years have people been doing what today we call science. Instead, in the past the things that we didn’t understand we often tried to explain by using legends. For example, there never were any real dragons in the world–but the world is indeed full of frightening animals. A fascinating example [...]
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