Libra is the seventh astrological sign in the Zodiac. It spans the 180–210th degree of the zodiac, between 180 and 207.25 degree of celestial longitude. Under the tropical zodiac, Sun transits this area on average between (northern autumnal...

Scorpio is the eighth astrological sign in the Zodiac. It spans the 210–240th degree of the zodiac, between 207.25 and 234.75 degree of celestial longitude. Under the tropical zodiac, the sun transits this area on average from October 23 to...

Sagittarius is the ninth astrological sign, which is associated with the constellation Sagittarius and spans 240–270th degrees of the zodiac. Under the tropical zodiac, the sun transits this sign between approximately November 23 and Decemb...

Capricorn is the tenth astrological sign in the zodiac, originating from the constellation of Capricornus. It spans the 270–300th degree of the zodiac, corresponding to celestial longitude. Under the tropical zodiac, the sun transits this a...

Aquarius is the eleventh astrological sign in the Zodiac, originating from the constellation Aquarius. Under the tropical zodiac, the sun is in Aquarius typically between January 21 and February 20, while under the Sidereal Zodiac, the s...

Pisces is the twelfth astrological sign in the Zodiac, originating from the Pisces constellation. It spans the 330° to 360° of the zodiac, between 332.75° and 360° of celestial longitude. Under the tropical zodiac the sun transits this area...

The Greco-Persian Wars (also often called the Persian Wars) were a series of conflicts between the Achaemenid Empire of Persia and city-states of the Hellenic world that started in 499 BC and lasted until 449 BC. The collision between the f...

Very little is known of the life of Zeno of Elea. We certainly know that he was a philosopher, and he is said to have been the son of Teleutagoras. The main source of our knowledge of Zeno comes from the dialogue Parmenides written by Plato...

Pericles was an influential and important leader of Athens during the Athenian Golden Age (specifically, between the Persian and Peloponnesian wars). The period from 461 BC to 379 BC is sometimes known as "The Age of Pericles". He was respo...

Born in 495 B.C. about a mile northwest of Athens, Sophocles was to become one of the great playwrights of the golden age. The son of a wealthy merchant, he would enjoy all the comforts of a thriving Greek empire. He studied all of the arts...

The Battle of Marathon took place in 490 BC, during the first Persian invasion of Greece. It was fought between the citizens of Athens, aided by Plataea, and a Persian force commanded by Datis and Artaphernes. The battle was the culmination...

Empedocles was a Greek pre-Socratic philosopher and a citizen of Agrigentum, a Greek city in Sicily. Empedocles' philosophy is best known for being the origin of the cosmogenic theory of the four Classical elements. He also proposed powers...

Protagoras was a pre-Socratic Greek philosopher. He is numbered as one of the sophists by Plato. In his dialogue Protagoras, Plato credits him with inventing the role of the professional sophist. Protagoras also is believed to have creat...

Herodotus of Halicarnassus was a Greek historian who lived in the 5th century BC in Halicarnassus, Caria; Bodrum in modern Turkey. He is regarded as the "Father of History" in Western culture. He was the first historian known to collect his...

In the Battle of Thermopylae of 480 BC, an alliance of Greek city-states fought the invading Persian Empire at the pass of Thermopylae in central Greece. Vastly outnumbered, the Greeks held back the Persians for three days in one of history...