Eratosthenes 5th Century BCE.
There are wonderful pictures from space of earth. In them you can see it is round. The Ancient Greeks knew it was round.
The round shape of the Earth was discovered by the ancient Greeks around 500 B.C. The first proposal about the Earth's shape was from Pythagoras.
Yes. Contrary to popular belief, by the time of Copernicus scholars knew Earth to be round.
round body and moved around the Sun
Hard answer as the question could be read as when did people know that the earth is round, or how do people know that the earth is round. Historically, many people have been credited with the theory of spherical earth, dating back to ancient Greece. Many philosophers of Ancient Greece spoke of earth being round, but most often the credit is given to Pythagoras. The explanation that the world wasn't flat was by observing changes in altitude and the placement of the stars in different locations as they moved around the pole.
There are wonderful pictures from space of earth. In them you can see it is round. The Ancient Greeks knew it was round.
Because everyone from the ancient Greeks onwards knew that the Earth is round.
He didn't. This is a fable. The ancient Greeks knew it was round.
The round shape of the Earth was discovered by the ancient Greeks around 500 B.C. The first proposal about the Earth's shape was from Pythagoras.
The ancient Greeks had worked out that the world was round by looking at the shadow that the Earth makes on the moon. Colombus knew it was round.
The Ancient Greeks figured that out, but if you don't believe them find a photo from space of earth. It is round.
The Ancient Greeks figured that out, but if you don't believe them find a photo from space of earth. It is round.
Yes. Contrary to popular belief, by the time of Copernicus scholars knew Earth to be round.
The Ancient Greeks knew the world was round.
round body and moved around the Sun
Although Ferdinand Magellan's expedition was the first circumnavigation of the Earth, many ancient scholars were already aware that the Earth was round. The Greek scientist Eratosthenes was the first to calculate the Earth's circumference, thus proving the Earth's roundness.
Hard answer as the question could be read as when did people know that the earth is round, or how do people know that the earth is round. Historically, many people have been credited with the theory of spherical earth, dating back to ancient Greece. Many philosophers of Ancient Greece spoke of earth being round, but most often the credit is given to Pythagoras. The explanation that the world wasn't flat was by observing changes in altitude and the placement of the stars in different locations as they moved around the pole.