GoatPowerfulVideos on Instagram: "@whatever Two + Two = Four? A Deep Dive into What “Two” Really Means We’ve always been taught that 2 + 2 = 4 — yet when we unpack what “two” even means, things get strange. Is it two pencils? Two atoms? Two pregnant people? At its core, our “two pencils” are actually billions of vibrating atoms moving together. What does it mean, then, to say “two plus two equals four”? In this video we explore: The basic math of addition and why it seems so straightforward The

The Pitts Sky Car, designed by John W. Pitts in the 1920s, was an experimental vertical take-off aircraft intended to function like a helicopter. It featured a unique "mushroom-shaped" rotor with 60 hinged blades to generate lift. Despite attempts in 1928, the prototype only bounced on the ground, failing to achieve sustained flight. Though unsuccessful, it is recognized as an early precursor to modern VTOL technology. | GIGadgets