I Didn't Know Zat! # 16

1. The Gregorian Calendar, the calendar which we follow, was adopted on 15th October 1582 by Pope Gregory XIII.

2. André-Jacques Garnerin was the inventor of the first frameless parachute.

3. The first known patent in the world was granted in 1521 to Filippo Brunelleshci.

4. The logo of "Discovery Science" or "The Science Channel" features the element Scandium which is used to double up as the name of the Channel.

5. Louis Braille was inspired to invent his Braille Script by a night writing invention of a former French Army captain.