Скачать или смотреть What If Alien Life Were Silicon-Based?

Silicon makes up 28% of Earth's crust, yet life chose the rare 0.02% Carbon. We explore the biochemical paradox that prevents alien life from existing, featuring Carl Sagan's famous argument and the terrifying reality of exhaling 1kg of sand every day.
📚 Sources

Scientific Concept: Silicon Biochemistry & Valency (Periodic Table).

Astronomer: Carl Sagan (""Carbon Chauvinism"").

Real-world Organisms: Diatoms (Silica Algae).

Locations: Titan (Hydrocarbon Lakes), Venus (Sulfuric Acid Clouds).

Pop Culture References: Xenomorphs (Alien), Star Wars.

What We Cover

⚛️ Abundance Paradox: Silicon (28%) vs. Carbon (0.02%) mass breakdown.

💥 The ""Sand Lung"" Problem: Why exhaling 1kg of solid Silica (SiO2) creates a biological death trap compared to CO2 gas. * 🔗 Chemical Bonds: Analysis of covalent bond flexibility vs. the unbreakable Si-O crystal lattice.

🧪 Solvent Crisis: Why water destroys silicon chains and the limits of Sulfuric Acid on Venus.

🦠 Living Crystals: How microscopic Diatoms prove silicon structures can exist in biology. Phần D: Khối từ khóa thực thể (Key Topics) Silicon-based life biochemistry Carl Sagan carbon chauvinism astrobiology alien life forms periodic table valence electrons covalent bonds vs ionic bonds silicon dioxide respiration mechanism Titan hydrocarbon lakes Venus sulfuric acid atmosphere biochemistry alternatives DNA RNA amino acids protein structures Diatoms silica shells metabolic waste excretion sci-fi biology Xenomorph physiology Star Wars exobiology extraterrestrial life constraints chemical stability thermodynamics of life.

Official Sources:
https://en.wikipedia.org/wiki/3I/ATLAS
https://www.nasa.gov/news-release/
https://science.nasa.gov/eyes/

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