PBS Space Time: Could Alien Life Be Silicon-Based?
PBS Space Time · Explainer · 22 min · 2023 · YouTube title: What If Alien Life Were Silicon-Based?
Why it's here
Recommended as a solid, informative treatment of silicon-based life and the chemical limits on alien biochemistry.
What it covers
PBS Space Time considers whether life could be based on silicon instead of carbon, comparing the two elements' chemistry and why silicon is the most plausible alternative.