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PBS Space Time
Are there Undiscovered Elements Beyond The Periodic Table?
We explore if it's really possible that new elements exist beyond the periodic table.
How Does Gravity Escape A Black Hole?
PBS Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth. Host Matt O'Dowd breaks down both the basic and incredibly complex sides of space and time.
How Does Gravity Escape A Black Hole?
Season 8 Episode 5 | 12m 36s | CC
Fact: in a black hole, all of the mass is concentrated at the singularity at the very center. Fact: every black hole singularity is surrounded by an event horizon. Nothing can escape from within the event horizon unless it can travel faster than light. Fact: gravity travels at the speed of light. So how does a black hole manage to communicate its gravitational force to the outside universe?
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