In planetary astronomy and astrobiology, the Rare Earth hypothesis argues that the origin of life and the evolution of biological complexity, such as sexually...
103 KB (11,945 words) - 18:26, 20 August 2024
reasons) humans see no evidence. The following are some of the facts and hypotheses that together serve to highlight the apparent contradiction: There are...
137 KB (15,447 words) - 02:27, 9 September 2024
Orlando Ferguson (redirect from Map of the Square and Stationary Earth)
full of related hypotheses. For instance, Ferguson also asserted that the Sun was 30 miles in diameter and 3,000 miles away from Earth. He also disputed...
3 KB (340 words) - 12:12, 26 January 2024
Great Oxidation Event (redirect from Oxygenation of the Earth)
to aerobic respiration Purple Earth hypothesis – Hypothesis that early photosynthesis reflected purple light Rare Earth hypothesis – Hypothesis that complex...
85 KB (9,541 words) - 00:28, 7 September 2024
years: that early snowball Earths did not so much affect the evolution of life on Earth as result from it. In fact the two hypotheses are not mutually exclusive...
100 KB (12,086 words) - 11:15, 11 September 2024
Wow! signal (section Hypotheses on the signal's origin)
since, despite many subsequent attempts by Ehman and others. Several hypotheses have been advanced on the origin of the emission, including natural and...
33 KB (3,383 words) - 04:06, 10 September 2024
the seventeenth century, philosophers and scientists have been forming hypotheses concerning the origins of our Solar System and the Moon and attempting...
63 KB (8,740 words) - 00:18, 12 September 2024
Silurian hypothesis (category Hypotheses)
According to Frank and Schmidt, since fossilization is relatively rare and little of Earth's exposed surface is from before the Quaternary time period (~2...
11 KB (1,282 words) - 10:29, 5 September 2024
Drake equation (redirect from Eta-Earth)
that have existed on Earth, only one has become intelligent and from this, infer a tiny value for fi. Likewise, the Rare Earth hypothesis, notwithstanding...
74 KB (8,616 words) - 00:03, 9 September 2024