Picture Quiz

An assistant professor at the University of Buffalo thought he had ruined his project. Instead of picking a 10,000-ohm resistor out of a box to use on a ---------- prototype, Wilson Greatbatch took the 1-megaohm variety. The resulting circuit produced a signal that sounded for 1.8 milliseconds, and then paused for a resulted in X? What did X invent?
#The pacemaker
Arbit one..take a guess though? Hint:AI

#British scientist becomes first human 'infected' with a computer virus

Identify

#The Jalianwalah Bagh massacre well

Identify

The kilogram Standard

World's first solar plane

Wikileaks