<p align="right">Last Update: <font color="#4f81bd">July, 22, 2024</font></p>
## BIG IDEAS
- Event Horizon
- The boundary surrounding a black hole
- Singularity
- A point at the center of a black hole in which gravitational forces compress matter to infinite density and zero volume.
> "an astronomical object with a gravitational pull so strong that nothing, not even [[Electromagnetic radiation|light]], can escape it."
Event horizon
"first considered in the 18th century by John Michell and Pierre-Simon Laplace."
[[PDF] MICHELL, LAPLACE AND THE ORIGIN OF THE BLACK HOLE CONCEPT | Semantic Scholar](https://www.semanticscholar.org/paper/MICHELL%2C-LAPLACE-AND-THE-ORIGIN-OF-THE-BLACK-HOLE-Montgomery-Orchiston/52dc00691edafb7d4b33bb7c0867613dab889913)
[[Albert Einstein|Einstein's]] theory of General Relativity predicts black holes.
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