Science is not only a disciple of reason but, also, one of romance and passion.

Time travel was once considered scientific heresy, and I used to avoid talking about it for fear of being labelled a 'crank.'

Now, radical forward thinking is offering hope for the future: Replacement body parts to order. A team of scientists in California believe that if you can design them on a computer, you should be able to print them out.

The media need superheroes in science just as in every sphere of life, but there is really a continuous range of abilities with no clear dividing line.

I enjoy all forms of music - pop, classical and opera.

If human life were long enough to find the ultimate theory, everything would have been solved by previous generations. Nothing would be left to be discovered.

In fact, if one considers the possible constants and laws that could have emerged, the odds against a universe that produced life like ours are immense.