The whole [scientific] process resembles biological evolution. A problem is like an ecological niche, and a theory is like a gene or a species which is being tested for viability in that niche.
![The whole [scientific] process resembles biological evolution. A problem is like an ecological niche, and a theory is like a gene or a species which is being tested for viability in that niche.](http://cdn.quoteddaily.com/images/david-deutsch/the-whole-scientific-process-resembles-biological-evolution-a-problem-is-like-an-ecological-niche-and-a-theory-is-like-a.jpg)
The whole [scientific] process resembles biological evolution. A problem is like an ecological niche, and a theory is like a gene or a species which is being tested for viability in that niche.