Great question! 1) Molecules and atoms are held together by electronic attraction - electromagnetism. It is usually considered under the heading of chemical bonding, which is explained by electromagnetic interaction. Electrons are held in their orbits about the nucleus of an atom by the same electromagnetic force.
The surname of Barnes is said to have three possible origins of the surname. The first possible origin of the surname of Barnes is of the Anglo-Saxon variety, and is a topographical surname, or possibly even an occupational surname.
1. The Bullis family originally came to England in 1066 from Normandy with William The Conqueror (William I). The name is from the French Bois Ville, or village in the woods. (This was from Personal and Family Names, Harry Alfred Long, published in 1883, London, England by Adams and Company.