A Brief History of Time: From the Big Bang to Black Holes by Stephen W. Hawking, Ron Miller, Carl Sagan PDF

By Stephen W. Hawking, Ron Miller, Carl Sagan

ISBN-10: 055305340X

ISBN-13: 9780553053401

Stephen Hawking, probably the most extraordinary theoretical physicists in historical past, wrote the trendy vintage a short historical past of Time to assist nonscientists comprehend the questions being requested by means of scientists at the present time: the place did the universe come from? How and why did it start? Will it come to an finish, and if this is the case, how? Hawking makes an attempt to bare those questions (and the place we are trying to find solutions) utilizing at least technical jargon. one of the issues gracefully coated are gravity, black holes, the massive Bang, the character of time, and physicists' look for a grand unifying idea. this can be deep technological know-how; those innovations are so mammoth (or so tiny) as to reason vertigo whereas examining, and one can not help yet wonder at Hawking's skill to synthesize this tough topic for individuals no longer used to wondering such things as trade dimensions. the adventure is definitely worthy taking, for, as Hawking says, the present of knowing the universe could be a glimpse of "the brain of God."

Show description

Read Online or Download A Brief History of Time: From the Big Bang to Black Holes PDF

Best cosmology books

Download e-book for kindle: Cosmic Numbers: The Numbers That Define Our Universe by James D. Stein

Our fascination with numbers starts off once we are little ones and maintains all through our lives. we commence counting our arms and feet and prove balancing checkbooks and calculating possibility. So strong is the attraction of numbers that many of us ascribe to them a paranormal importance. different numbers transcend the supernatural, operating to give an explanation for our universe and the way it behaves.

Read e-book online Universe Unveiled: The Cosmos in My Bubble Bath PDF

The bubbles have been swirling throughout me, massaging my physique. As I luxuriated during this remarkable tub, I gasped knowing that these bubbles carried with them miniature galaxies bringing the complete Cosmos into my tub. ..

Alfie is again. And so are George and different characters from the author’s earlier booklet Einstein’s Enigma or Black Holes in My Bubble tub. whereas the current publication, Universe Unveiled - The Cosmos in My Bubble tub, is totally self reliant, its storyline might be thought of a sequel to the former one. The clinical content material spanning historical international types to the newest mysteries of cosmology is gifted in a wholly nontechnical and descriptive kind in the course of the discussions among Alfie, the enlightened learner, and George, professor of astrophysics. Fantasies, in line with those discussions that conceal the clinical proof, are created via the mystical bubble baths taken by way of Alfie.

Universe Unveiled blends exact technological know-how with philosophy, drama, humour, and fable to create an exhilarating cosmic trip that reads like a unique and educates because it entertains.

New PDF release: Spin in gravity

Papers offered on the foreign college of Cosmology & Gravitation XV path in Erice, Italy on 13-20 might 1997 discussing the life & importance or torsion & spin as attainable extensions of Albert Einstein's idea of gravity, his normal conception of gravity, & his normal concept of relativity.

Flat Earth: The History of an Infamous Idea - download pdf or read online

Opposite to well known trust fostered in numerous institution school rooms across the world, Christopher Columbus didn't realize that the earth was once around. the belief of a round global have been extensively authorised in trained circles from as early because the fourth century b. c. but, bizarrely, it was once now not till the supposedly extra rational 19th century that the suggestion of a ?

Additional resources for A Brief History of Time: From the Big Bang to Black Holes

Example text

Dirac’s theory was the first of its kind that was consistent with both quantum mechanics and the special theory of relativity. It explained mathematically why the electron had spin-½; that is, why it didn’t look the same if you turned it through only one complete revolution, but did if you turned it through two revolutions. It also predicted that the electron should have a partner: an anti-electron, or positron. The discovery of the positron in 1932 confirmed Dirac’s theory and led to his being awarded the Nobel Prize for physics in 1933.

In 1928 an Indian graduate student, Subrahmanyan Chandrasekhar, set sail for England to study at Cambridge with the British astronomer Sir Arthur Eddington, an expert on general relativity. (According to some accounts, a journalist told Eddington in the early 1920s that he had heard there were only three people in the world who understood general relativity. ”) During his voyage from India, Chandrasekhar worked out how big a star could be and still support itself against its own gravity after it had used up all its fuel.

Particles of spin 0, 1, or 2 do also exist in some circumstances as real particles, when they can be directly detected. They then appear to us as what a classical physicist would call waves, such as waves of light or gravitational waves. They may sometimes be emitted when matter particles interact with each other by exchanging virtual force-carrying particles. ) Force-carrying particles can be grouped into four categories according to the strength of the force that they carry and the particles with which they interact.

Download PDF sample

A Brief History of Time: From the Big Bang to Black Holes by Stephen W. Hawking, Ron Miller, Carl Sagan

by Charles

Rated 4.35 of 5 – based on 32 votes