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 Artist: the silent film they said no one wanted to see. Friends laughed at Michel Hazanavicius when he wanted to make a silent movie. But Harvey Weinstein loved it â and bought it. 'When I first told people about my idea for this movie, they just laughed at me, says Michel Hazanavicius. Friends, actors, producers â they all laughed. The problem was that Hazanavicius wanted to make a silent movie, 70 years after talkies rendered silents commercially obsolete and aesthetically outrÃ©.