When most of us were in school, we were taught that our solar system has nine planets, and Pluto was one of them. However, in 2006, the International Astronomical Union (IAU) redefined the definition of a planet, and Pluto no longer qualified.
Dinosaurs were a diverse group of reptiles that varied greatly in size, shape, and behavior. Some were as small as chickens, while others were as large as buildings.
While humans and chimpanzees share a common ancestor, they are separate and distinct species that evolved independently of each other.
The idea that different areas of the tongue detect different tastes (e.g., sweet, salty, bitter, etc.) is a myth. Taste buds are distributed throughout the tongue.
Contrary to popular belief, the Great Wall of China is not visible from space with the naked eye. It is visible in low Earth orbit, but so are many other man-made structures.
The earth's magnetic field changes constantly over time due to factors such as solar activity and movement of the earth's molten iron core.
While Napoleon was not tall by today's standards (he was around 5'7"), he was of average height for a man of his time.
Blood in veins appears blue through the skin, but it is actually dark red. The blue color is an optical illusion caused by the way light travels through the skin.
Multiple studies have found no link between vaccines and autism, despite the persistent myth that they are somehow connected.
While Columbus is often credited with "discovering" America, the land was already inhabited by indigenous peoples who had their own civilizations and cultures.