Why Aliens Might Use Lasers Instead of Radio @isaacarthurSFIA
Why Aliens Might Use Lasers Instead of Radio  @isaacarthurSFIA
Uploaded August 2026 | Updated September 2026, 2 weeks ago
Aliens may not be broadcasting to the galaxy at all. Powerful lasers could carry messages across interstellar distances in razor-thin beams, briefly outshining a star, yet miss Earth by billions of miles.

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Why Aliens Might Use Lasers Instead of Radio

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