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PBS Space Time
The Treasures of Trappist-1
Season 3
Episode 15
Last week, seven earth-like planets were discovered orbiting a Red Dwarf star 39 light years away. Each one could be capable of supporting life.
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15:02
Is gravity just an emergent effect of entropy?
14:28
Is our 3-D universe is just the inward projection of an infinitely distant boundary?
14:12
What if aliens are deliberately keeping quiet for fear that they might be destroyed?
15:13
So what exactly is an EMP, and how dangerous are they?
14:44
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14:33
We may have solved the mysterious origins of supermassive black holes in our universe.
16:30
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14:29
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17:53
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19:19
What if we aren't the first technological civilization on Earth?
19:03
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18:32
The holy grail of physics is a quantum theory of gravity. What if it’s not possible?