No Planet Is More Earth-like Than Earth

Imagine A Civilisation That's Way In Advance Of Us Wants To Communicate With Us, And Assist Us In Our Development. The Information We Provide To Them Must Reflect Our Highest Aspirations And Ideals, And Not Just Be Some Crazy Person's Bizarre Politics Or Religion.

Most Research Into Life's Murky Origin Has Been Carried Out By Chemists. They've Tried A Variety Of Approaches In Their Attempts To Recreate The First Steps On The Road To Life, But Little Progress Has Been Made. Perhaps That Is No Surprise, Given Life's Stupendous Complexity.

Searching For Alternative Life On Earth Might Seem Misconceived, Because There Is Excellent Evidence That Every Kind Of Life So Far Studied Evolved From A Common Ancestor That Lived Billions Of Years Ago. Yet Most Of The Life That Exists On Earth Has Never Been Properly Classified.

The Language Of Chemistry Simply Does Not Mesh With That Of Biology. Chemistry Is About Substances And How They React, Whereas Biology Appeals To Concepts Such As Information And Organisation. Informational Narratives Permeate Biology.

Scientists Have No Agreed Theory Of The Origin Of Life - Plenty Of Scenarios, Conjectures And Just-so Stories, But Nothing With Solid Experimental Support.