Answer: Paul Erdős Erdős published at least 1,525 mathematical papers during his lifetime. He engaged more than 500 collaborators and devoted most of his time to mathematics up until his death in 1996 at the age of 83 years old.

Answer: Earthquakes The Richter scale measures the size of Earthquakes. The formula, mb = log10(A/T) + Q(D,h), is used. The Richter scale ranges from 1-10. The highest recorded Earthquake was on May 22, 1960 in Southern Chile. The richter scale of this Earthquake was a 9.5.