By Michio Kaku

What's superstring thought and why is it vital? Can superstrings supply the fulfilment of Einstein's lifelong dream of a conception of every little thing? Co-authored by way of Michio Kaku, one of many top pioneers of superstrings, it is a exciting account of the discoveries that experience led scientists to the brightest new prospect in theoretical physics this day. With the entire pleasure of a detective tale, this e-book includes the latest ground-breaking learn in physics, and gives a desirable examine the medical examine which may make the most unlikely attainable.

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**Additional resources for Beyond Einstein: the cosmic quest for the theory of the universe **

**Example text**

For example, cars wouldn't be able to travel more than 5 miles per hour, and those traveling near 5 miles per hour would be flattened, like pancakes. ) Furthermore, the flattened people in these cars would appear to be almost motionless and frozen in time. ) As these flattened cars slowed down at a traffic light, however, they would gradually expand in length until they assumed their original size, and time would return to normal inside the car. When Einstein's revolutionary 1905 paper was published, it was largely ignored.

All particles are just different vibratory resonances of vibrating strings. Thus, a single frameworkthe superstring theorycan in principle explain why the universe is populated with such a rich diversity of particles and atoms. The answer to the ancient question What is matter? is simply that matter consists of particles that are different modes of vibration Page 6 of the string, such as the note G or F. The music created by the string is matter itself. But the fundamental reason why the world's physicists are so excited by this new theory is that it appears to solve perhaps the most important scientific problem of the century: namely, how to unite the four forces of nature into one comprehensive theory.

At the center of this upheaval is the realization that the four fundamental forces governing our universe are actually different manifestations of a single unifying force, governed by the superstring. Four Forces A force is anything that can move an object. Magnetism, for example, is a force because it can make a compass needle spin. Electricity is a force because it can make our hair stand on end. Over the last two thousand years, we gradually have realized that there are four fundamental forces: gravity, electromagnetism (light), and two types of nuclear forces, the weak and the strong.