How Much of the Earth Can You See at Once?

Explore the fascinating concept of how much of Earth's surface can be seen at once in this 27-minute video from Vsauce. Delve into topics such as the visibility of Mount Everest, atomic scale, surface area calculations, and Earth's roughness. Examine the flatness of Kansas, Florida's topography, and the Mariana Trench's depth. Compare Earth's smoothness to a billiard ball, analyze Earth's curvature and texture, and investigate how perspective changes as you move further away from the planet. Gain insights into geographical knowledge, astronomical observations, and the limits of human perception in this thought-provoking exploration of our planet's visible surface.