Episode #189 – Gabriel’s Horn: The Shape of Everything
In 1641, Evangelista Torricelli, a student of Galileo, rotated the curve y = 1/x around the horizontal axis and obtained a shape whose interior volume converges to π while its sur
Episode #188 – The Exhaust Principle
In 1973, Jacob Bekenstein showed that a black hole’s entropy is proportional to its surface area. The result has been treated as a paradox for fifty years. This episode pr
Episode #187 – The Shannon Trap
In 1948 Claude Shannon formalised information theory by excluding meaning from the math, a move that was correct for his engineering problem and costly once the field adopted his m