PBS Space Time

What If Alien Life Were Silcon-Based?

Season 9 Episode 3 | 14m 47s  | Video has closed captioning.

Life as we know it is carbon-based, but does it have to be this way? There’s another element on the periodic table that shares some of the key properties of carbon but is far more abundant on most planets. I’m talking about silicon. So is there silicon-based life out there?

Aired: 01/25/23

Rating: NR


Problems Playing Video? | Closed Captioning