Name the Artist: In My House?

Questions

what was the name of the ship that came to the rescue of 700 of the titanic's survivors?

what was the deadly bug that afflicted the world in 1918 to 1919?

what was the full name of the eminent physicist who dipped a piece of o-ring into a glass of water in a demonstration, and proved that low temperatures at the launhpad were responsible for the challenger disaster?

which famous french prophet and astrologer predicted that the world would end in july 1999?

who killed lee harvey oswald on national television?