In science fiction and phantasy, authors often play with the idea of telekinesis, the ability of the mind to move objects at a distance. This reflects the idea that the mind is the most powerful part of the body. In one sense, this is true. In the long run intelligence always prevails over brute force. [...]
Time travel always sounds quite an exciting prospect for everyone especially for scientists. If they could step into a TARDIS, they could go and observe or, if they wanted to risk prompting changes, they could ask the people involved what they were thinking. This is where all the excitement comes because the risk of changing [...]
It’s the easiest thing in the world to say that the way you live your life affects the quality of your life. All kinds of judgements come into play. There can be unkind comments about couch potatoes who endlessly eat junk food and never exercise. There can be medical commentaries about health risks. Some stories [...]

