For a summary of the theory just previous to the development of the new methods the reader is referred to a lecture of the author, Atomic Theory and Mechanics,œ published In this periodical ...

Then, a few months later, almost as an afterthought, Einstein pointed out in a fifth paper that matter and energy can be interchangeable at the atomic level specifically, that E=mc2, the ...

Just how important is money? Few would deny that it plays a key role in the economy.­ During the Great Depression of the 1930s, existing economic theory was unable either to explain the causes of the ...

What Is the Schema Theory? Schema theory is an explanation of how readers use prior knowledge to comprehend and learn from text (Rumelhart, 1980). The term "schema" was first used in psychology by ...