Atoms recycling on Earth | Physics Core

top of page

Magical World of Physics

View the Universe from the shoulders of the giants

Illustration of children from diverse cultures standing hand-in-hand around the perimeter of the Earth, forming a circle. Cute cartoon clouds float around them in a light beige sky.

Illustration of children from diverse cultures standing hand-in-hand around the perimeter of the Earth, forming a circle. Cute cartoon clouds float around them in a light beige sky.

Does Earth get heavier as the human population grows? A beautiful lesson in closed systems

Every new human comes from the planet itself. Find out why population growth doesn’t add a pound to Earth’s weight, as it functions as a closed system

Classical Physics

Physics Core

Dec 8, 2025

bottom of page