If the rate of expansion one second after the Big Bang had been smaller by even one part in a hundred thousand… — Stephen Hawking Copy Share Image
In this way, Edwin Hubble worked out the distances to nine different galaxies. We now know that our galaxy is only one… — Stephen Hawking Copy Share Image
The human race is just a chemical scum on a moderate-sized planet, orbiting around a very average star in the outer suburb… — Stephen Hawking Copy Share Image
In less than a hundred years, we have found a new way to think of ourselves. From sitting at the center of… — Stephen Hawking Copy Share Image
Our population and our use of the finite resources of planet Earth are growing exponentially, along with our technical ability to change… — Stephen Hawking Copy Share Image
If we can avoid disaster for the next two centuries, our species should be safe as we spread into space. If we… — Stephen Hawking Copy Share Image
I think it quite likely that we are the only civilization within several hundred light years; otherwise we would have heard radio… — Stephen Hawking Copy Share Image
We have made remarkable progress in the last hundred years, but if we want to continue, our future is in space. — Stephen Hawking Copy Share Image
I was born on January 8, 1942, exactly three hundred years after the death of Galileo. I estimate, however, that about two… — Stephen Hawking Copy Share Image
The doctor who diagnosed me with ALS, or motor neuron disease, told me that it would kill me in two or three years. — Stephen Hawking Copy Share Image
We are the product of quantum fluctuations in the very early universe. — Stephen Hawking Copy Share Image
The human race does not have a very good record of intelligent behavior. — Stephen Hawking Copy Share Image
“We have finally found something that doesn’t have a cause, because there was no time for a cause to exist in. For me this… — Stephen Hawking Copy Share Image
[On President Bush's plan to get to Mars in 10 years] Stupid. Robots would do a better job and be much cheaper because you… — Stephen Hawking Copy Share Image
I believe the simplest explanation is, there is no God. No one created the universe and no one directs our fate. This leads me… — Stephen Hawking Copy Share Image
The Paralympic Games is about transforming our perception of the world. — Stephen Hawking Copy Share Image
The increase of disorder or entropy is what distinguishes the past from the future, giving a direction to time. — Stephen Hawking Copy Share Image
Most sets of values would give rise to universes that, although they might be very beautiful, would contain no one able to wonder at… — Stephen Hawking Copy Share Image
There is a fundamental difference between religion, which is based on authority, and science, which is based on observation and reason. Science will win… — Stephen Hawking Copy Share Image
“In the eighteenth century, philosophers considered the whole of human knowledge, including science, to be their field and discussed questions such as: Did the… — Stephen Hawking Copy Share Image
A model is a good model if first it interprets a wide range of observations in terms of a simple and elegant model, and… — Stephen Hawking Copy Share Image