Gravitational lensing
Concept
distribution of matter between a distant light source and a observer
Mentioned in 3 videos
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Videos Mentioning Gravitational lensing
Avi Loeb: Aliens, Black Holes, and the Mystery of the Oumuamua | Lex Fridman Podcast #154
Lex Fridman
A phenomenon predicted by Einstein where gravity deflects light, explaining giant arcs of light observed around galaxy clusters.
Doctor Asks Physics Questions (ft @MedlifeCrisis)
Sabine Hossenfelder
The distortion of background light from galaxies and galaxy clusters, used to map dark matter distribution.
Dark matter: the next frontier – Public lecture by Dr. David E. Kaplan
Fermilab
The bending of light by massive objects, predicted by general relativity and confirmed by observing stars near the sun during an eclipse.