In this week's questions and answers show, I explain why people might see extraterrestrials as a threat. What could we learn about astronomy if we lived at the center of a supervoid, and how far away are we from the Big Bang? 00:00 Start 01:10 Why do we assume extraterrestrials are evil? 07:40 ...
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Look up at the night sky and, if you're away from city lights, you'll see stars. The space between those bright points of light is, of course, filled with inky blackness. Some astronomers have wondered about that all that dark space — about how dark it really is. "Is space truly black?" says ...
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PBS Member Stations rely on viewers like you. To support your local station, go to:http://to.pbs.org/DonateSPACE ***** Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime On our search for alien lifeforms we scan for primitive biosignatures, and ...
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Top 10 Scariest Space Facts EVER ❤ Like & Share! 🤗 Support Paths Less Traveled by subscribing here: https://www.youtube.com/channel/UCFwXNgVGd7cklEtziCJwK7g?sub_confirmation=1 RELATED VIDEOS MostAmazingTop10 - Top 10 Scariest Cults You Don't Want To Meet - FU71eCiE1zg Nuke's Top 5 - TOP 20 ...
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Please Click the Bell Icon to Enable Notifications ***SHARE AND SUBSCRIBE FOR MORE!*** Please check out this awesome channel. Here you can find the best pieces of classical music for studying and relaxation. You can use it as background music while you work or relax. Subscribe and show them ...
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