Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 5, Episode 4: Secret Aliens An 11 year old boy and his father spot a mysterious U.F.O. in 1965. Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 5, Episode 2: The Sun's Evil Twin A controversial, second star in our solar system? Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 8: Mars's Deepest Secret Martian dunes are massive and unlike ours. Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 8: Mars's Deepest Secret Was the assassination of JFK connected to the memo he wrote to NASA just ten days earlier? Subscribe to Science Channel: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 8: Mars's Deepest Secret What are chemtrails? Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 7: Mysterious Invisible Planet A police officer with an impeccable record gets his integrity called into question as people wonder whether his U.F.O. sighting was ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 3: A President's Close Encounter Future President Jimmy Carter spots a U.F.O. in 1969 while he is Governor of Georgia. Subscribe to Science Channel: ...

What does space look like to you? A quiet, dark place where you can have solitude? Space, in the actual sense, is no quiet neighborhood! It is full of signals! If you have equipment powerful enough to receive these signals, you can hear them for yourself! However, where do these signals come ...

Alle Augen auf Kepler 452b: Erst 2015 wurde dieser vielversprechende Exoplanet von NASA-Teleskopen aufgespürt. Auf ihm herrschen erdähnliche Temperaturen; sogar Wasser in flüssiger Form soll es hier geben. Mittlerweile vermuten Astrophysiker um jeden Stern unserer Galaxie ein Planetensystem und ...

Einige Gefahren des Universums sind unberechenbar - andere hat der Mensch sich selbst eingebrockt. Dabei ist Weltraummüll und Weltraumschrott lange nicht die einzige Bedrohung im All: Wie gefährlich ist kosmische Strahlung für Astronauten und was löst Sonneneruptionen aus? Wie das Überleben im ...

In this week's live Questions and Answers show, I provide the exact number of alien worlds that could detect the Earth, are we made of heavier elements made in other galaxies, will lasers remain perfectly parallel in space? And more... To vote for the best question just post any comment ...

Seit mehr als 100 Jahren ist die allgemeine Relativitätstheorie von Albert Einstein das Beste, was wir haben, um Phänomene der Schwerkraft zu beschreiben und zu verstehen. Aber diese Theorie ist nicht quantisiert, und es gibt offene Fragen, beispielsweise, ob Singularitäten in der Natur ...