Computer power grows according to Moore's law, as does the sophistication of handheld devices.

In 1959 the University recognized our work by appointing me to a new Chair of Radio Astronomy.

The difference between the dinosaurs and us is that we have a space program and we can vote...

Whatever else there may be in our nature, responsibility toward truth is one of its attributes.

Schrödinger's wave-mechanics is not a physical theory, but a dodge - and a very good dodge too.

For a long time the human instinct to understand was thwarted by facile religious explanations.

The pulsar map is not dangerous at all. It will likely never even be seen by extraterrestrials.

It seems to be a characteristic of all great work that it creators wear a cloak of imprecision.

In 1947 I married Rowena Palmer, and we have two daughters, Alison and Claire, and a son, John.

Do not put too much confidence in experimental results until they have been confirmed by theory.

But nature is always more subtle, more intricate, more elegant than what we are able to imagine.

We on Earth have just awakened to the great oceans of space and time from which we have emerged.

The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Human history can be viewed as a slowly dawning awareness that we are members of a larger group.

[One's] inability to invalidate your hypothesis is not at all the same thing as proving it true.

Space isn't remote at all. It's only an hour's drive away if your car could go straight upwards.

There are at least as many galaxies in our observable universe as there are stars in our galaxy.

Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible.

For the truth of the conclusions of physical science, observation is the supreme Court of Appeal.

In all our searching, the only thing we've found that makes the emptiness bearable is each other.

If we do not speak for Earth, who will? If we are not committed to our own survival, who will be?

When I was in the fourth grade, I became intensely interested in geography and I learned it well.

I think a few hundred years from now we'll start having the 'posthuman' era of different species.

Probably the simplest hypothesis... is that there may be a slow process of annihilation of matter.

The notion that science and spirituality are somehow mutually exclusive does a disservice to both.

We were suddenly faced with the necessity of training a lot of young men in the art of navigation.

One of President Obama's first acts was to give a massive boost to America's scientific community.

There are more potential combinations of DNA [physical forms] than there are atoms in the universe.

Can you imagine young people nowadays making a study of trigonometry for the fun of it? Well I did.

Experiments that crash atoms together could start a chain reaction that erodes everything on Earth.

Certainly the history of astronomy shows that every time we thought we were special, we were wrong.

My father followed, during most of his life, the precarious occupation of a country school teacher.

Those who seek power at any price detect a societal weakness, a fear that they can ride into office.

For all our failings, despite our limitations and fallibilities, we humans are capable of greatness.

The fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses.

You wonder about it and wonder how will I make an instrument that can handle this kind of a problem.

Equipped with his five senses, man explores the universe around him and calls the adventure Science.

A common sense interpretation of the facts suggests that a superintellect has monkeyed with physics.

One of the most beautiful hypotheses ever propounded in physics is ... the Dynamical Theory of Gases

There are men who would be afraid to commit themselves on the doctrine that castor oil is a laxative.

We are made of star-stuff. Our bodies are made of star-stuff. There are pieces of star within us all.

It is said that men may not be the dreams of the god, but rather that the gods are the dreams of men.

I don't know the answer. Maybe no one knows. Maybe when you grow up, you'll be the first to find out.

Not until the empirical resources are exhausted, need we pass on to the dreamy realms of speculation.

There are many ways of knocking electrons out of atoms. The simplest is to rub two surfaces together.

Does Sex Matter? Of course it does. But does it matter enough to Matter? That's a different question.

The physical world is entirely abstract and without actuality apart from its linkage to consciousness.

Books are like seeds. They can lie dormant for centuries and then flower in the most unpromising soil.

I find science so much more fascinating than science fiction. It also has the advantage of being true.

In the vastness of the Cosmos there must be other civilizations far older and more advanced than ours.

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