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PBS Space Time

How to Signal Aliens

Everyone has their own opinion as to whether or not aliens exist.

06/17/2015 | Rating NR

FromDigital Studios

PBS Space Time

How to Signal Aliens

Season 1 Episode 18 | 6m 14sVideo has Closed Captions

Everyone has their own opinion as to whether or not aliens exist.

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!

06/17/2015 | Rating NR

FromDigital Studios

Problems playing video?   | Closed Captioning Feedback

Report a Problem

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Problems playing video?   | Closed Captioning Feedback

Report a Problem

Before you submit an error, please consult our Video Help page.

PBS Space Time

How to Signal Aliens

Season 1 Episode 18 | 6m 14sVideo has Closed Captions

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!

06/17/2015 | Rating NR

FromDigital Studios

Problems playing video?   | Closed Captioning Feedback

Report a Problem

Before you submit an error, please consult our Video Help page.

How to Watch PBS Space Time

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