We consider red as hot and blue as cold. But blue colour has higher energy in the colour spectrum with highest wavelength. The dust spinning around black hole create tremendious friction causing blueish effect around it.And YES! blueish part of flame of candle is hotter than yellow part, but our mind seems to like red is hotter than blue....looks very funny!

BLUE is hotter than RED!

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 : https://www.youtube.com/ScienceClicEN 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 : http://youtube.com/ScienceClic ScienceClic Español : http://youtube.com/ScienceClicES _________________________________________________ To learn more : https://jila.colorado.edu/~ajsh/insidebh/schw.html https://jila.colorado.edu/~ajsh/insidebh/realistic.html

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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 : https://www.youtube.com/ScienceClicEN
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 : http://youtube.com/ScienceClic
ScienceClic Español : http://youtube.com/ScienceClicES
_________________________________________________
To learn more :
https://jila.colorado.edu/~ajsh/insidebh/schw.html
https://jila.colorado.edu/~ajsh/insidebh/realistic.html

Where do we come from ? In what world do we live ? In a few minutes, discover and understand the most complex scientific theories, to get a grasp of the cosmos. Precise and short videos, with visual explanations, in a simple and accessible format !

The videos on this channel are translated from French by the talented narrator Octave Masson.
To see the original videos in French, rendez-vous on this channel : https://youtube.com/ScienceClic

ScienceClic, Copyright 2014 Alessandro Roussel
For more info: http://www.alessandroroussel.com/en

What would we see if we fell into a Black Hole?

BLUE is hotter than RED!

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