Download Beyond Einstein: Superstrings and the Quest for the Final by Michio Kaku PDF

By Michio Kaku

What's superstring idea and why is it vital? Can superstrings supply the fulfilment of Einstein's lifelong dream of a conception of every thing? Co-authored by means of Michio Kaku, one of many top pioneers of superstrings, this can be a exciting account of the discoveries that experience led scientists to the brightest new prospect in theoretical physics this present day. With all of the pleasure of a detective tale, this publication includes the most recent ground-breaking learn in physics, and provides a desirable examine the clinical examine which may make the most unlikely attainable.

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Extra info for Beyond Einstein: Superstrings and the Quest for the Final Theory

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The Solution: Quantum Strings For the next fifty years, most physicists left the ideas of Kaluza and Klein on the shelf, considering them a curious footnote to the bizarre nature of pure mathematics. The theory was almost forgotten until the 1970s, when Scherk wondered whether the Kaluza-Klein trick of curling up the unwanted dimensions could solve his problem. He and his colleague, E. Cremmer, proposed this as the solution to the problem of going from twenty-six or ten dimensions down to four dimensions.

Anthony Tyson and his colleagues at the AT&T Bell Laboratories have analyzed light rays from dim blue galaxies at the rim of the visible universe. This cluster of galaxies acts like a gravitational lens, 39 40 bending the light from other galaxies. Photos of distant galaxies have confirmed that the bending is much more than expected, meaning that their weight comes from much more than the sum of their individual stars. Ninety percent of the mass of these galaxies turns out to be dark, as predicted.

Although he has some help from his students in performing certain calculations, Hawking (like Einstein, Â < previous page < previous page page_138 page_139 next page > next page > Page 139 Feynman, and other great scientists) thinks in terms of pictures that express the essential physical concept. The math comes later. Puzzle of Flatness. In the old framework of Einstein's equations, there were two major problems that had no satisfactory solution. Fortunately, the application of quantum mechanics yields an acceptable solution to them both.

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