The spirt or psychology of the day gives us the science we wished for. This makes it highly fallible, and potentially dangerous.
One genuine surprise in recent decades has been the discovery that plants have nervous systems like animals.
At first glance, it might seem that whether we believe in evolution as a purely material, unguided process should make no difference to values or morality.
Our brains have actually shrunk by 10 percent over the last 40,000 years, coinciding with spectacular intellectual achievements.
Replication or transcription of DNA stresses the macromolecule, resulting in supercoiling. Topoisomerase II relieves the stress.