o https://www.youtube.com/watch?v=sNhhvQGsMEc
o https://www.youtube.com/watch?v=bfS7FrN5aNQ
o https://www.cnn.com/2015/01/20/us/feat-air-force-ufo-project-blue- book/index.html
o https://alien-ufo-research.com/history-of-ufo-sightings-timeline/
o https://alien-ufo-research.com/aurora-texas-ufo-crash/
o https://pjmedia.com/news-and-politics/carminesabia/2020/07/23/the-pentagon-found-vehicles-not-made-on-this-earth-rubio-hopes-theyre-aliens-not-the-chinese-n678828
o https://www.independent.co.uk/life-style/gadgets-and-tech/news/arecibo-message-decoded-meaning-google-doodle-reply-audio-response-explained-a8636856.html
o https://arxiv.org/ftp/arxiv/papers/1105/1105.0910.pdf
o https://cdn.discordapp.com/attachments/706285813855682590/741812765827661934/screenshot501.jpg
o https://cdn.discordapp.com/attachments/706285813855682590/741812771972448317/screenshot541.jpg
o https://cdn.discordapp.com/attachments/706285813855682590/741812774031720557/screenshot542.png
o https://www.youtube.com/watch?v=1fQkVqno-uI
o https://www.youtube.com/watch?v=UjtOGPJ0URM
o https://en.wikipedia.org/wiki/Extraterrestrial_life#Cosmic_pluralism
o https://en.wikipedia.org/wiki/The_War_of_the_Worlds
o https://en.wikipedia.org/wiki/Search_for_extraterrestrial_intelligence
o https://en.wikipedia.org/wiki/Active_SETI
o https://en.wikipedia.org/wiki/Arecibo_message
o https://en.wikipedia.org/wiki/A_Simple_Response_to_an_Elemental_Message
o https://arxiv.org/ftp/arxiv/papers/1105/1105.0910.pdf
o https://en.wikipedia.org/wiki/Drake_equation
o https://en.wikipedia.org/wiki/Kardashev_scale
o https://en.wikipedia.org/wiki/Fermi_paradox
o https://www.forbes.com/sites/jamiecartereurope/2020/06/15/there-are-36-intelligent-alien-civilizations-in-our-galaxy-say-scientists/#56aae4ad694f
o https://en.wikipedia.org/wiki/Area_51#UFO_and_other_conspiracy_theories
o http://www.cplire.ru/html/ra&sr/irm/CosmicCall-2003/index.html
o http://www.spaceref.com/news/viewpr.html?pid=12140
o https://techcrunch.com/2020/04/29/nasa-will-test-a-new-spacecraft-solar-sail- using-a-nanoavionics-satellite/
o https://techcrunch.com/2019/07/31/crowdfunded-lightsail-2-spacecraft-succeeds- in-flying-on-sunlight-alone/
