http://www.whoguides.com Who Invented, Discovered, Created or Developed Things Sat, 03 Oct 2009 12:59:31 +0000 http://backend.userland.com/rss092 en Constellation Aries is found between Taurus and Pisces. When did this begin no one exactly knows. But the Greeks are widely believed to have put the vernal equinox in the constellation. Constellation Aries according to Greek mythology The most popular story about how Constellation Aries began is that of Phrinux ... http://www.whoguides.com/who-discovered-the-constellation-aries In astrology Gemini people are difficult to pin down. They are very creative and mysterious. The only downside is, what they like today they would end up hating tomorrow. Clusters of  Gemini Gemini means “twins” in Latin. It is a constellation named after the twins Castor and Pollux in Greek mythology. ... http://www.whoguides.com/who-discovered-gemini Sagittarius contains a number of dazzling nebulae. Seen through a telescope, Sagittarius looks like a universe of light. In Latin Sagittarius means “the archer.” The constellation is associated with a centaur drawing a bow.  Sagittarius is found in Capricorn to the east and Ophiuchus to the west. One of Sagittarius’s most ... http://www.whoguides.com/who-discovered-constellation-sagittarius Stars fascinate people all the time. Ancient and old civilizations have different ways of looking at stars. Some viewed stars as signs, some as other worlds. Farmers, poets, seafarers took the stars as reminders of good and bad luck. Ancient land and sea wanderers used the stars as memory aids ... http://www.whoguides.com/who-discovered-the-constellations Constellation Leo is very easy to spot in the night sky. In spring it takes up much space in the northern hemisphere. In autumn Leo runs to the southern hemisphere. Leo is the fifth zodiac sign, but is  the most visible of all. How do you know you are looking at ... http://www.whoguides.com/who-discovered-constellation-leo This is the quadratic formula:  x1,2=(-b/2a) ± (1/2a)(b2-4ac)1/2 It is said the quadratic formula has been used and known by man for thousands of years. The equation has changed a number of times, too. Some 2000 years ago, the Chinese, Babylonians, and Egyptians already knew the area of a square  levels with ... http://www.whoguides.com/who-discovered-the-quadratic-formula Venus is the earth’s nearest neighbor. Aside taking its name from the Greek god of beauty, Venus is also known as the Evening Star. Venus can be seen in the sky before sunrise and after sunset. Venus is closer to the sun than it is to earth. The 6th largest ... http://www.whoguides.com/who-discovered-venus In the same manner that Gemini and most constellations were not discovered, Saturn has no known discoverer, either. Saturn and the rest of visible and partially seen space objects have been known by man since prehistoric times.  Saturn’s rings were not seen, until the telescope was invented. On a clear night ... http://www.whoguides.com/who-discovered-saturn Potassium is represented by the symbol K, from the Latin word kalium. Its atomic number is 9. Potassium was first derived from potash. It is quite easy to spot natural potassium because it is soft and silvery. It is an alkali metal that rusts fast when exposed to air and water. ... http://www.whoguides.com/who-discovered-potassium Pi is a strange number. It is an irrational yet real number that is equal to 3.14159. According to Euclid, 3.14159 is the ratio of a circle’s circumference to its diameter. No matter how many decimals you bring Pi to, it never repeats a number sequence. Earliest calculators of Pi Pi has ... http://www.whoguides.com/who-discovered-pi