Grabby aliens
Could a single alien message destroy us?

Listening to alien messages poses an extinction risk if grabby civilizations are sending them. This means that the search for extraterrestrial intelligence, particularly passive SETI, needs to be approached with caution. ▀▀▀▀▀▀▀▀▀PATREON, MEMBERSHIP, KO-FI▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ 🟠 Patreon: ...

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What If Humanity Is Among The First Spacefaring Civilizations?

Thank you to Squarespace for supporting PBS. Go to ​https://www.squarespace.com/pbs for a free trial, and when you are ready to launch, go to Squarespace.com/PBS to save 10% off your first purchase of a website or domain. PBS Member Stations rely on viewers like you. To support your local ...

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