1 Myelin is an insulating material that, when itâs worn away or damaged, decreases nerve function. Damage to myelin is called demyelination.  There are different types of demyelination. These include inflammatory demyelination and viral demyelination.
1888 â Roundhay Garden Scene. The worldâs earliest surviving motion-picture film, showing actual consectuve action is called Roundhay Garden Scene. Itâs a short film directed by French inventor Louis Le Prince. While itâs just 2.11 seconds long, it is technically a movie.
The animation used a variety of special effects, from models to paintings to very basic but impressive CGI. It marked the first animated film to use computer graphics, although it was only used in a limited way for just a few of the film's images. Unfortunately, the film reached only limited theatrical audiences and was a major flop. Most of its viewings were on late-night Canadian television.