In my own research when I'm working with equations, I never feel like I really understand what I'm doing if I'm solely relying on the mathematics for….

...things are the way they are in our universe because if they weren't, we wouldn't be here to notice..

I think the relationship between memory and time is a very deep and tricky one, to tell you the truth. I don't consider memory another sense. I do co….

Physics grapples with the largest questions the universe presents. Where did the totality of reality come from? Did time have a beginning?.

One of the wonders of science is that it is completely universal. It crosses national boundaries with total ease..

If string theory is right, the microscopic fabric of our universe is a richly intertwined multidimensional labyrinth within which the strings of the ….

Sometimes nature guards her secrets with the unbreakable grip of physical law. Sometimes the true nature of reality beckons from just beyond the hori….

I think it's too fast to say that all sci-fi ultimately winds up having some place in science. On the other hand, imaginative minds working outside o….

Science is the process that takes us from confusion to understanding..

We might be the holographic image of a two-dimensional structure..

The beauty of string theory is the metaphor kind of really comes very close to the reality. The strings of string theory are vibrating the particles,….

We can certainly go further than cats, but why should it be that our brains are somehow so suited to the universe that our brains will be able to und….

Most scientists like to operate in the context of economy. If you don't need an explanatory principle, don't invoke it..

I may be a Jewish scientist, but I would be tickled silly if one day I were reincarnated as a Baptist preacher..

For me it's been very exciting to contribute to the public's understanding of how rich and wondrous science is..

I believe we owe our young an education that captures the exhilarating drama of science..

No matter how hard you try to teach your cat general relativity, you're going to fail..

The real question is whether all your pondering and analyses will convince you that life is worth living. That's what it all comes down to..

Sometimes attaining the deepest familiarity with a question is our best substitute for actually having the answer..

There are many of us thinking of one version of parallel universe theory or another. If it's all a lot of nonsense, then it's a lot of wasted effort ….

The revelation we've come to is that we can trust our memories of a past with lower, not higher, entropy only if the big bang - the process, event, o….