Public trust is a vital condition for artificial intelligence to be used productively.

It is important to recognise that, alongside the huge benefits that artificial intelligence offers, there are potential ethical issues associated with some uses.

As medical data has such power to deliver better understanding of disease and better patient outcomes, it is important we find the best way of sharing it.

We may know the chemical structure of medicinal drugs, but we frequently have a very incomplete understanding of how they work.

Digital currency is now a misnomer for Bitcoin. It can be used as currency, but it can be used for many things.

I always have traveled with a camera throughout my life, but I always had my old 35mm film camera. When I was training to go into space, the only equipment there was a digital camera. I went through a fast-track class on Earth. It actually was fun, though I'm basically a dinosaur with computers.

Technology is best when it brings people together.

I don't go crazy buying expensive technology. I'd probably say my laptops and TVs are the most expensive things I've bought.