ஏலியன்கள் பூமிக்கு சிக்னல் அனுப்பாதது ஏன்? Why Aliens Haven't Contact Us? Scientists have offered potential answers to the question, including that aliens are hibernating or deliberating hiding from us. Some researchers have also suggested that highly advanced technological civilizations ...

A strange discovery by the Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war, and experts investigate if an extraterrestrial Armageddon transformed an earth-like world into the wasteland we know today. Stream Full Episodes of NASA's Unexplained Files: ...

FBI agents in Blackhawk helicopters swoop on the Sunspot Solar Observatory in New Mexico and close the facility down for ten days. They claim this drastic action was taken because of an employee misusing the internet, but others suspect there is a more frightening reason for the mysterious ...

Experts investigate if a nearby exoplanet could be the home to an alien civilization of strange, metallic monsters after a new discovery confirms that life can thrive on such a world. Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files ...

Life in the Universe The Earth gives us a ringside seat on the physical, chemical, geological, and biological evolution of a dynamic terrestrial planet. The abundance of terrestrial planets in remote solar systems motivates the search for life and technology elsewhere in the universe. ...

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The discovery of extraterrestrial life might face an impossible challenge: the physics of the universe itself. Stream Full Episodes of How the Universe Works: https://www.sciencechannel.com/tv-shows/how-the-universe-works/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on ...

Quelle est réellement la place de la vie dans la chronologie de l'univers? 15 minutes pour tenter d’appréhender les échelles de temps cosmiques et nous poser la bonne question sur la vie extraterrestre! En savoir plus sur le paradoxe de Fermi, notamment les explications possibles: ...

National Geographic's astronomy columnist Andrew Fazekas discuss one of the most detailed maps of the Milky Way to date. Subscribe to CTV News to watch more videos: https://www.youtube.com/ctvnews Connect with CTV News: For the latest news visit: http://www.ctvnews.ca/ For a full video ...