Cost of Epilepsy. The total indirect and direct cost of epilepsy in the United States is estimated to be $15.5 billion yearly. This estimate is based on a reported cost of $12.5 billion in 1995 converted to 2004 dollar value using Bureau of Labor Statistics data. 4.
Such explosions happen in many sci-fi movies and TV series, such as when Star Trek's Enterprise destroys an enemy vessel, or when the Nostromo self-destructs in Alien.. The problem here is that sound does not carry in space. Sound is an example of a longitudinal wave. The sound energy moves along by vibrating molecules of gas, liquid or solid.
Matter is the stuff in the universe, and sound is a vibration of energy moving through that stuff. When we talk or make a sound, we cause the air molecules to vibrate and hit each other. These vibrations eventually reach our ears and vibrate our ear drums, allowing us to hear a sound and make sense of it in our brains.