Ask Tai Why: Silence, no more humans, and the glow of the earth’s core

Published: Oct. 29, 2020, 4:01 a.m.

In this week's bonus segment Ask Tai Why, Tai takes questions from: Penelope Cook, Toronto: Is there such a thing as complete silence? Griff, Yukon: What comes after humans? Finley, Wakefield, Quebec: Does the core of the earth glow?