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The discovery that the Earth is round is most commonly ascribed to the ancient Greek philosopher Pythagoras, while the credit for proving it is usually given to Aristotle. It appea...

Ancient Greek philosophers posited that the Earth was round as early as 6th Century B.C.
It is not definitively known which scientist first proved that the Earth is spherical. The discovery is variably attributed to Pythagoras, Zeno, or Hesiod.

Spherical Earth

en.wikipedia.org/wiki/Spherical_Earth

"My conviction is that the earth is a round body in the centre of the heavens, and therefore has no need of air or of any ..... Further information: Age of Discovery.

Who Discovered The Earth is Round? – Starts With A Bang

scienceblogs.com/startswithabang/2011/09/21/who-discovered-the-earth-is-ro/

Sep 21, 2011 ... “When Columbus lived, people thought that the earth was flat. They believed the Atlantic Ocean to be filled with monsters large enough to ...

The Round Earth and Christopher Columbus - Educational Web Sites

www.phy6.org/stargaze/Scolumb.htm

Mar 31, 2014 ... Christopher Columbus too knew that the Earth was round, when he proposed .... He certainly did call the inhabitants of the lands he discovered ...

who first discovered and proved the earth was round, not flat? How ...

answers.yahoo.com/question/index?qid=20060815201048AAsSEbs

Aug 15, 2006 ... So the person who first discovered that the world was round was ... However Ancient Greeks knew the earth was round as early as the 6th ...

The Round Earth and Christopher Columbus - ISTP

www-istp.gsfc.nasa.gov/stargaze/Scolumb.htm

Dec 12, 2004 ... Even in ancient times sailors knew that the Earth was round and scientists not ... He certainly did call the inhabitants of the lands he discovered ...

Top 5 Misconceptions About Columbus | Christopher ... - LiveScience

www.livescience.com/16468-christopher-columbus-myths-flat-earth-discovered-americas.html

Oct 9, 2011 ... Find out why we celebrate Columbus as the man who discovered the ... Greek mathematicians had already proven that the Earth was round, ...

Who first discovered the world was round? | How It Works Magazine

www.howitworksdaily.com/who-first-discovered-the-world-was-round/

Dec 29, 2012 ... We've known Earth is round for a longer time than you might expect…

7/15/92 - Was Columbus the first person to say the Earth is round?

www.pa.msu.edu/sciencet/ask_st/071592.html

The credit is usually given to the Greek philosopher Pythagoras and his school, although several of his contemporaries also believed the Earth was round.

Popular Q&A
Q: Who discovered that the earth is round?
A: Among the ancient Greeks, Homer thought the world to be flat. In contrast, Pythagoras postulated that the earth was round. A century later, Aristotle sided with... Read More »
Source: wiki.answers.com
Q: Who discovered that the earth was round?
A: Many Greeks back a long time ago thought of the theory of the Earth being round. Famous people, such as Copernicus and Galileo, came up with theories to prove t... Read More »
Source: wiki.answers.com
Q: Who discovered that the earth was round?
A: Nobody is sure who first discovered the world is round. Aristotle said that it was common knowledge. Read More »
Source: www.kgbanswers.com
Q: Who discovered that the earth was round?
A: Pythagoras (Born circa 577 B.C.) believed the Earth to be round. Aristotle (Born 384 B.C.) believed the Earth to be round. And those two gentlemen had much resp... Read More »
Source: answers.yahoo.com
Q: Who discovered the earth was round?
A: It's not. Source(s) World Book Encyclopedia. Read More »
Source: answers.yahoo.com