Maple Tree

Acer /ˈeɪsər/ is a genus of trees and shrubs commonly known as maple. The genus is placed in the family Sapindaceae. There are approximately 128


Sugar is the generic name for sweet-tasting, soluble carbohydrates, many of which are used in food. Simple sugars, also called mon

Aegean Sea

The Aegean Sea is an elongated embayment of the Mediterranean Sea located between the Greek and Anatolian peninsulas, i.e., between the mainlands o

Sugar Maple Tree

Acer saccharum, the sugar maple or rock maple, is a species of maple native to the hard

Baghdad Battery

The Baghdad Battery or Parthian Battery is a set of three artifacts which were found together: a ceramic pot, a tube of copper, and a rod of iron.

Atomic Number

The atomic number or proton number (symbol 'Z') of a chemical element is the number of protons found in the nucleus of an atom. It is ident


Adobe is a building material made from earth and often organic material. Adobe means mudbrick in Spanish, but in some English speaking regions of S


Asteroids are minor planets, especially those of the inner Solar System. The larger ones have also been called planetoids. These terms have histori

Annual Plant

An annual plant is a plant that completes its life cycle, from germination to the production of seed, within one year, and then dies. Summer annual


Ampere, or amps for short, is a measuring unit of electrical current. It is defined as one coulomb of charge moving through a point in a second. 1

Aries Constellation

''Aries ''' is one of the constellations of the zodiac. It is located in the northern celestial hemisphere between constellatio

Aquarius Constellation

'''Aquarius''' is a constellation of the zodiac, situated between Capricornus and Pisces constellations. Its name is Latin


'''Algae''' is an informal term for a large, diverse group of photosynthetic organisms which are not necessarily closely re


The '''aardwolf''' (''Proteles cristata'') is a small, insectivorous mammal, native to East Africa and Sout