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Could alien life be built from silicon instead of carbon?

Life on Earth relies on carbon, but silicon shares many of its chemical properties and is more abundant across the universe. This video explores whether silicon-based organisms could exist elsewhere in the cosmos.

Carbon is the foundation for all known life, yet it is not the only element capable of forming complex molecular structures. Silicon sits directly below carbon on the periodic table, granting it similar bonding characteristics that theoretically allow for the development of life-sustaining chemistry.

Because silicon is significantly more abundant on most planets than carbon, it remains a primary candidate in the search for alternative biological frameworks. The video investigates the scientific plausibility of silicon-based life and the potential for such entities to thrive in environments far different from our own.

Source: What If Alien Life Were Silicon-Based?

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