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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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15:31
These are particles you may not even heard of!

12:53
We study the most bizarre known particles.

16:13
We explore if it's really possible that new elements exist beyond the periodic table.

15:30
Let’s see how if alien civilizations will ever reach us.

14:40
Quantum Entanglement reveals that the universe is stranger than we thought.

15:29
We explain how The Standard Model of particle physics works!

14:59
This is the craziest proposal for an astrophysics mission that has a chance at happening.

14:37
In physics, the Fine Structure Constant is one the strangest numbers.

12:00
We explore all the cool facts of the James Webb Space Telescope.

13:42
In fact, the first tantalizing evidence is already in and we take a look.

15:34
We dive into the weird world of quantum chromodynamics and the strong force.

15:22
Let's explore Quintessence and find out what dark energy really is.