Supposing we knew that up there is some alien civilization and it's sending radio signals our way we should not tell the public where that is. We cou….

General relativity is the cornerstone of cosmology and astrophysics. It has also provided the conceptual basis for string theory and other attempts t….

When I was a student almost nobody thought there was any life beyond Earth. Today it's fashionable to say that there is life all over the place, that….

We could tell them [alien civilization] things that we have discovered in the realm of mathematical physics, but there is stuff that I would like to ….

There is for me powerful evidence that there is something going on behind it all. . . It seems as though somebody has fine tuned nature's numbers to ….

Cancer is not something confined to human beings. It's found in all multi cellular organisms where the adult cells proliferate, so it's widespread in….

In spite of the fact that religion looks backward to revealed truth while science looks forward to new vistas and discoveries, both activities produc….

No intelligent supervisor, no mystic force, no conscious controlling agency swings the molecules into place at the right time, chooses the appropriat….

The Goldilocks Enigma is the idea that everything in the universe is just right for life, like the porridge in the fairy tale..

The vast majority of terrestrial species are in fact microbes, and scientists have only begun scratching the surface of the microbial realm. It is en….

I think if we're going to send messages to the stars then it needs a great deal of thought that it's something that should involve the entire not onl….

The anthropic principle is an unfortunate name as it implies something about humanity..

Even if we don't have a precise idea of exactly what took place at the beginning, we can at least see that the origin of the universe from nothing ne….

Cancer touches every family in one way or another. As other diseases are brought under control, cancer is set to become the number one killer, and is….

To expect alien technology to be just a few decades ahead of ours is too incredible to be taken seriously..

The Eerie Silence: are we alone in the universe?.

The birth of science as we know it arguably began with Isaac Newton's formulation of the laws of gravitation and motion. It is no exaggeration to say….

Until now, physical theories have been regarded as merely models with approximately describe the reality of nature. As the models improve, so the fit….

It may seem bizarre, but in my opinion science offers a surer path to God than religion..

A permanent base on Mars would have a number of advantages beyond being a bonanza for planetary science and geology. If, as some evidence suggests, e….

For millennia mankind has believed that nothing can come out of nothing. Today we can argue that everything has come out of nothing. Nobody has to pa….