Signatures of life

In this post, I break down the ideas behind a paper I recently read and liked very much. It is written by Sherry Cady, Jack Farmer, John Grotzinger, William Schopf and Andrew Steele, titled “Morphological Biosignatures and the Search for Life on Mars“, published in the journal Astrobiology in 2013. These are well-respected researchers in…

Principles of Scientific Investigation

Continuum progress of science is driven by people. It is the result of their curiosity, dedication, and creativity. In this perspective, although the scientific investigation itself in principle should be objective and rigorous, the truth that it reveals about the universe reflects continuous human endeavor and changing perspectives. It represents, to some degree, the manner…