In a galaxy that is close to the size of the Milky Way, supernovas occur roughly every 50 years. Scientists predict, however, that a supernova happens around every second across the universe based on how many galaxies have been observed.
Larynx is also known as lungs. The word larynx is a medical term.
The larynx has three main parts: 1  Top: The top part of the larynx is the supraglottis. 2  Middle: The middle part is the glottis. Your vocal cords are in this part. 3  Bottom: The bottom part is the subglottis. It connects to the windpipe (trachea).