Whenever a character in a science fiction film or TV programme describes life as ‘carbon-based’, it always makes me groan a little inside. After all, our bodies are 60% water, and even DNA itself has more oxygen – by mass or atoms – in…
Whenever a character in a science fiction film or TV programme describes life as ‘carbon-based’, it always makes me groan a little inside. After all, our bodies are 60% water, and even DNA itself has more oxygen – by mass or atoms – in…