Final answer:
The question refers to the concept of radioactive dating used by scientists to determine the Earth's age, as explained by Bill Nye in a Science Channel video. It represents scientific calculations and methods in understanding geological time scales.
Step-by-step explanation:
The provided video likely details the process of radioactive dating, a scientific method used to determine the age of materials, including the Earth itself. Radioactive dating relies on the known decay rates of radioactive isotopes within objects. By measuring the amounts of the parent and daughter isotopes present in a sample and knowing the half-life of the parent, scientists can calculate the time that has passed since the rock or mineral formed.
Bill Nye's playful comment, 'I've got some...percolation range to compute,' suggests he's referring to another scientific calculation he needs to perform, similar in nature to the precision needed for radioactive dating. This reflects on Nye's engaging approach to explaining complex scientific concepts in a way that is accessible and entertaining for broad audiences.