Wednesday, November 20, 2013

Physics of the Future Chapter 8: Future of Humanity

Okay so today I am reviewing chapter eight of Michio Kaku's Physics of the Future(ISBN 978-0-385-53080-4), and the topic is Future of Humanity. This is the final chapter of the book except for an excellent story themed in the year 2100, you have to read the book yourself to find out about it. In this chapter Michio Kaku talks about 3 main types of civilization. One type consumes sunlight that the whole planet receives for energy. The second type of civilization uses all the energy of the sun. The third type of energy takes multiple suns to energize its civilization. We rank as 0.7 because we still hugely depend on other resources like coal. In atleast a 100 years we will rank as 1 with complete solar energy from what we receive on earth.
There are many classifications for different objects and inventions. For example Internet is a type 1 planetary telephone system. In a type two civilization one can control the planets weather. This would mean full control of the nature of the planet, and its magnetic fields. This type of civilization will most likely be peaceful, in civilizations far from Earth. Type 3 civilizations will have flawless almost indestructible self-replicating robots. These will help us conquer the heavens. A type 3 civilization could also mean creating energy that is strong that it will tear the space time continuum. This will create portals to new dimensions, and different times. This all would be practically impossible for atleast a century or 2.
Image of the Space time continuum in action
In the future will help and destroy the world as we know it. Science had the potential to do both. For example new guns and bombs are highly destructive science, while new treatments and wealth through science and technology help the world. Its only how we choose to use science that controls our future. Humanity will end up either in indestructible robotic bodies with their brain signals, or superhuman with newer stronger bio-material for their body parts. The other 2 that will happen are mostly are that we will either split into two or more races, ceasing civilization, or we will die out.
Perhaps we will enjoy better lives, but its only up to the technology we invent and our attitude towards it.
This book was really good, just like his other book The Physics of The Impossible. I shall review that next.

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