Rare Earth; compared to others (Introduction)
by David Turell 
, Sunday, February 28, 2016, 15:32 (2979 days ago) @ dhw
dhw: I didn't know multi-galaxies were just a theory. When did you discover that ours was the only one? - Ours is the only galaxy with life by current knowledge. My comment was only a comparison with multiverse theory with multi-galaxy theory, and in this case we are in the lucky galaxy, which is your point.
Complete thread:
- Rare Earth; how rare? -
David Turell,
2011-12-10, 21:35
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- Rare Earth; how rare? -
xeno6696,
2011-12-10, 22:04
- Rare Earth; how rare? -
David Turell,
2011-12-11, 00:49
- Rare Earth; how rare? -
xeno6696,
2011-12-11, 18:32
- Rare Earth; how rare? -
David Turell,
2011-12-12, 00:04
- Rare Earth; how rare? -
xeno6696,
2011-12-12, 00:53
- Rare Earth; how rare? -
David Turell,
2011-12-12, 02:21
- Rare Earth; how rare? -
David Turell,
2012-01-12, 15:04
- Rare Earth; our amazing mineral supply -
David Turell,
2015-08-27, 14:32
- Rare Earth; compared to others -
David Turell,
2015-09-17, 14:08
- Rare Earth; compared to others -
David Turell,
2016-02-19, 18:53
- Rare Earth; compared to others -
David Turell,
2016-02-26, 01:15
- Rare Earth; compared to others -
dhw,
2016-02-26, 13:16
- Rare Earth; compared to others - David Turell, 2016-02-26, 15:05
- Rare Earth; compared to others -
dhw,
2016-02-27, 12:36
- Rare Earth; compared to others -
David Turell,
2016-02-27, 14:52
- Rare Earth; compared to others -
dhw,
2016-02-28, 13:33
- Rare Earth; compared to others -
David Turell,
2016-02-28, 15:32
- Rare Earth: our protective magnetic field -
David Turell,
2016-04-17, 23:38
- Rare Earth: our protective magnetic field -
David Turell,
2016-05-20, 23:11
- Rare Earth: our protective magnetic field -
David Turell,
2016-06-02, 02:43
- Rare Earth: alien planets and life -
David Turell,
2016-07-20, 22:09
- Rare Earth: once again, how rare? -
David Turell,
2016-09-02, 01:00
- Rare Earth: once again, how rare? -
David Turell,
2016-09-19, 18:17
- Rare Earth: early Earth warm not frozen -
David Turell,
2016-10-09, 01:27
- Rare Earth: our core differes from others -
David Turell,
2017-02-21, 15:58
- Rare Earth:possible evolution of plate tectonics -
David Turell,
2017-02-28, 16:30
- Rare Earth:possible evolution of plate tectonics -
dhw,
2017-03-01, 13:27
- Rare Earth:possible evolution of plate tectonics -
David Turell,
2017-03-01, 18:33
- Rare Earth: our iron isotope ratios differ from others - David Turell, 2017-03-03, 15:02
- Rare Earth:possible evolution of plate tectonics -
David Turell,
2017-03-01, 18:33
- Rare Earth:possible evolution of plate tectonics -
dhw,
2017-03-01, 13:27
- Rare Earth:possible evolution of plate tectonics -
David Turell,
2017-02-28, 16:30
- Rare Earth: early Earth warm not frozen - David Turell, 2018-08-22, 01:06
- Rare Earth: our core differes from others -
David Turell,
2017-02-21, 15:58
- Rare Earth: early Earth warm not frozen -
David Turell,
2016-10-09, 01:27
- Rare Earth: once again, how rare? -
David Turell,
2016-09-19, 18:17
- Rare Earth: once again, how rare? -
David Turell,
2016-09-02, 01:00
- Rare Earth: our protective magnetic field -
David Turell,
2017-05-01, 14:32
- Rare Earth: Scientific Am. discovers plate tectonics -
David Turell,
2017-07-21, 01:34
- Rare Earth: Inner core puzzle - David Turell, 2018-02-10, 00:59
- Rare Earth: Scientific Am. discovers plate tectonics -
David Turell,
2017-07-21, 01:34
- Rare Earth: alien planets and life -
David Turell,
2016-07-20, 22:09
- Rare Earth: our protective magnetic field -
David Turell,
2016-06-02, 02:43
- Rare Earth: our protective magnetic field -
David Turell,
2016-05-20, 23:11
- Rare Earth: our protective magnetic field -
David Turell,
2016-04-17, 23:38
- Rare Earth; compared to others -
David Turell,
2016-02-28, 15:32
- Rare Earth; compared to others -
dhw,
2016-02-28, 13:33
- Rare Earth; compared to others -
David Turell,
2016-02-27, 14:52
- Rare Earth; compared to others -
dhw,
2016-02-26, 13:16
- Rare Earth; compared to others -
David Turell,
2016-02-26, 01:15
- Rare Earth; compared to others -
David Turell,
2016-02-19, 18:53
- Rare Earth; compared to others -
David Turell,
2015-09-17, 14:08
- Rare Earth; our amazing mineral supply -
David Turell,
2015-08-27, 14:32
- Rare Earth; how rare? -
David Turell,
2012-01-12, 15:04
- Rare Earth; how rare? -
David Turell,
2011-12-12, 02:21
- Rare Earth; how rare? -
xeno6696,
2011-12-12, 00:53
- Rare Earth; how rare? -
David Turell,
2011-12-12, 00:04
- Rare Earth; how rare? -
xeno6696,
2011-12-11, 18:32
- Rare Earth; how rare? -
David Turell,
2011-12-11, 00:49
- Rare Earth; how rare? -
xeno6696,
2011-12-10, 22:04