Chrissy’s Reviews > Cosmos > Status Update
Chrissy
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- The smallest known free living organisms are the PPLO (pleuropneumonia-like organisms). They are composed of about 50 million atoms.
- Even if life on another planet has the same molecular chemistry as life on Earth, there is no reason to expect it to resemble familiar organisms
— 11 hours, 28 min ago
- Even if life on another planet has the same molecular chemistry as life on Earth, there is no reason to expect it to resemble familiar organisms
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Chrissy’s Previous Updates
Chrissy
is on page 31 of 384
- All life on Earth shares a common evolutionary ancestry
- The artificial selection of Heike crabs resembling samurai warriors are an example of evolution through natural selection
- Well-adapted organisms are the result of enormous amounts of evolutionary filtering
- How did the universe go from non-living matter to living organisms? Sagan believes life can arise naturally from chemistry under the right conditions
— Sep 16, 2026 04:52AM
- The artificial selection of Heike crabs resembling samurai warriors are an example of evolution through natural selection
- Well-adapted organisms are the result of enormous amounts of evolutionary filtering
- How did the universe go from non-living matter to living organisms? Sagan believes life can arise naturally from chemistry under the right conditions
Chrissy
is on page 17 of 384
- Humanity stands at the "shore" of a vast cosmic ocean
- Eratosthenes, head of the Library of Alexandria, calculated the Earth’s size over 2,000 years ago using shadows, distance and geometry
- Ancient Alexandria shows how scientific understanding grew through questioning assumptions about the natural world
- Curiosity and exploration drive us to look beyond what we already know, and understand how we fit into it
— Sep 15, 2026 04:00AM
- Eratosthenes, head of the Library of Alexandria, calculated the Earth’s size over 2,000 years ago using shadows, distance and geometry
- Ancient Alexandria shows how scientific understanding grew through questioning assumptions about the natural world
- Curiosity and exploration drive us to look beyond what we already know, and understand how we fit into it