How to Signal Aliens
By PBS Space TimeFrom boclips.com
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Everyone has their own opinion as to whether or not aliens exist. But let's assume they do for a second and we wanted to let them know we're here!!!! How should we signal our species' existence through the expanse of space? There are a few options, but which is the most effective and the cheapest? Find out in this week's episode of PBS Space Time!
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Application
Physical Sciences
Astronomy
Advanced Secondary
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