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Science

eppur_se_muova

(36,246 posts)

12. Correct, I should have said heat and radiation *on a planetary surface/ocean* is the best candidate.

Reply to muriel_volestrangler (Reply #11)

Thu Jan 10, 2019, 09:47 AM

Jan 2019

And of course, Urey's experiment added electric discharges (lightning) as well.

Darwin's "warm little pond" still makes infinitely more sense than expecting molecules to find each other in near-vacuum, where the concentrations may be smaller by factors exceeding 10^20.

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Highlight:

Our current best guess how life comes from non-life. [View all] DetlefK Jan 2019 OP

I'm not sure I believe Life has less entropy than non-life Loki Liesmith Jan 2019 #1

Entropy is the question how many ways there are to create a certain situation. DetlefK Jan 2019 #3

Respectfully I think that's exactly backwards Loki Liesmith Jan 2019 #5

To elaborate a bit more Loki Liesmith Jan 2019 #7

Yes... ice has less entropy than water or vapor. DetlefK Jan 2019 #8

You have it backwards. Salviati Jan 2019 #9

Wikipedia. DetlefK Jan 2019 #10

I heard a geologist say if you have two rocks that collide you can have life. littlemissmartypants Jan 2019 #2

May The Force be with you! Ink Addict Jan 2019 #4

**SIGH** Entropy must increase or stay constant WITHIN A CLOSED SYSTEM. (badly mistitled OP) eppur_se_muova Jan 2019 #6

Plus heat flow, and chemical energy, from thermal vents powered by the Earth's internal heat muriel_volestrangler Jan 2019 #11

Correct, I should have said heat and radiation *on a planetary surface/ocean* is the best candidate. eppur_se_muova Jan 2019 #12