What does a black hole look like? Which optical effects appear in its surroundings? What do we see when we cross its horizon? All these answers in 15 minutes! 0:00 - Introduction 1:53 - Before the fall 5:17 - Falling through the disc 8:26 - Crossing the horizon 12:42 - Conclusion This video is narrated by Octave Masson. For more videos, subscribe to the YouTube channel : null And if you liked this video, you can share it on social networks ! To support me on Patreon : http://www.patreon.com/ScienceClic or on Tipeee : http://tipeee.com/ScienceClic Facebook Page : http://facebook.com/ScienceClic Twitter : http://twitter.com/ScienceClic Instagram : http://instagram.com/ScienceClic Alessandro Roussel, For more info: http://www.alessandroroussel.com/en _________________________________________________ ScienceClic Français : null ScienceClic Español : null _________________________________________________ To learn more : https://jila.colorado.edu/~ajsh/insidebh/schw.html https://jila.colorado.edu/~ajsh/insidebh/realistic.html