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Some scientists warn of potentially dangerous consequences if humans try to contact alien cultures, but others are undaunted.
For decades, scientific communities across the planet have been deeply engaged in SETI – the search for extra-terrestrial intelligence — by scanning "space noise" for viable signals that would indicate we are not alone as advanced beings in the cosmos.
With this week's launch of The Lone Signal project, the tables are turned, and earthlings are now sending messages out into the universe. Known as METI, or messaging to extra-terrestrial intelligence, Lone Signal is crowd-sourcing messages to beam out to the relatively nearby Gliese 526 solar system.
Although scientists are part of Lone Signal, others have concerns about the project.
Noted science fiction writer and astrophysicist David Brin has expressed grave misgivings in a blog post that says the planet has not come to an agreement or created a protocol on what should be ported out to the great beyond.
Brin says most species invest a lot in protecting themselves from exposure to others to avoid being colonized, enslaved or even driven to extinction due to the unforeseen consequences of contact.
Sending messages with no cohesive agreement on content comes down to "hubris," he says, and is foolhardy.
Read more:
Contacting aliens spells doom for humans?
For decades, scientific communities across the planet have been deeply engaged in SETI – the search for extra-terrestrial intelligence — by scanning "space noise" for viable signals that would indicate we are not alone as advanced beings in the cosmos.
With this week's launch of The Lone Signal project, the tables are turned, and earthlings are now sending messages out into the universe. Known as METI, or messaging to extra-terrestrial intelligence, Lone Signal is crowd-sourcing messages to beam out to the relatively nearby Gliese 526 solar system.
Although scientists are part of Lone Signal, others have concerns about the project.
Noted science fiction writer and astrophysicist David Brin has expressed grave misgivings in a blog post that says the planet has not come to an agreement or created a protocol on what should be ported out to the great beyond.
Brin says most species invest a lot in protecting themselves from exposure to others to avoid being colonized, enslaved or even driven to extinction due to the unforeseen consequences of contact.
Sending messages with no cohesive agreement on content comes down to "hubris," he says, and is foolhardy.
Read more:
Contacting aliens spells doom for humans?