The Science Asylum | How Many Aliens Are There? @ScienceAsylum | Uploaded 8 years ago | Updated 6 hours ago
Ever wonder how many alien races there might be in the our galaxy? Well, there's a simple way to estimate it and it's the topic of this video.
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VIDEO ANNOTATIONS

What the HECK is Light?!
http://youtu.be/m2-UJAEJzcc

Comment Responses: Variety Pack
http://youtu.be/KAmmb-4Ov40
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COOL LINKS & SOURCES

Sky Charts:
http://www.midnightkite.com

KIC 8462852 Location Data:
http://cdn.phys.org/newman/gfx/news/hires/2015/3-setiinstitut.jpg

Kepler Space Telescope:
http://kepler.nasa.gov

XKCD Drake Equation:
xkcd.com/384

The Drake Equation:
http://www.seti.org/drakeequation
http://www.pbs.org/lifebeyondearth/listening/drake.html

Star Formation Rate:
http://www.nasa.gov/centers/goddard/news/topstory/2006/milkyway_seven.html

100 Billion Galaxies:
http://www.physics.org/facts/sand-galaxies.asp

100 Billion Stars:
http://asd.gsfc.nasa.gov/blueshift/index.php/2015/07/22/how-many-stars-in-the-milky-way

Random Exoplanet Info:
http://www.nytimes.com/2013/11/05/science/cosmic-census-finds-billions-of-planets-that-could-be-like-earth.html?_r=0
http://www.pnas.org/content/110/48/19273.abstract
http://news.berkeley.edu/2013/11/04/astronomers-answer-key-question-how-common-are-habitable-planets/

Wikipedia:
en.wikipedia.org/wiki/Drake_equation
en.wikipedia.org/wiki/KIC_8462852
en.wikipedia.org/wiki/Kepler_(spacecraft)
en.wikipedia.org/wiki/List_of_exoplanets
en.wikipedia.org/wiki/List_of_exoplanets_discovered_using_the_Kepler_spacecraft
en.wikipedia.org/wiki/Milky_Way
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IMAGE CREDITS

Logo designed by: Ben Sharef

Stock Photos and Clipart
- Wikimedia Commons http://commons.wikimedia.org/wiki/Main_Page
- Openclipart http://openclipart.org
- or I made them myself...

Ancient Aliens Meme:
http://i.imgur.com/NfCknz0.jpg

Halley's Comet:
commons.wikimedia.org/wiki/File:Lspn_comet_halley.jpg

Hubble Deep Field:
commons.wikimedia.org/wiki/File:Hubble_ultra_deep_field.jpg

Kepler Telescope:
commons.wikimedia.org/wiki/File:Kepler_Space_Telescope.png

Stargate Atlantis Logo + Footage:
commons.wikimedia.org/wiki/File:StargateAtlantis-Logo.svg
http://youtu.be/sRNmeHdCNns