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PBS Space Time
What If Alien Life Were Silcon-Based?
Season 9
Episode 3
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?
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13:14
It’s possible to stitch together a Frankenstein flip book of galaxy evolution.

14:48
The effect of inhabitable space in the galaxy may be why we haven't seen aliens.

13:51
Let's push Space's boundaries to the limit.

17:26
We work to understand why W boson particle mass is so important.

13:46
The universe may be playing a reoccurring game of guess.

12:47
We look into what is inside a black hole.

14:21
We ask and explore If the universe has a center and where it could be.

13:47
We explore and challenge electric charge's fundamental property and if it sticks.

15:33
Recent discovery of Proxima Centauri has reopened talks of our best chance of Earth 2.0.

15:41
Cosmic strings could be the most most bizarre undiscovered entities to actually exist.

13:31
We explore Objective Collapse Theories in a down to earth objective way.

12:36
We explore how a black hole manages to communicate its gravitational force.