Main content
The Arecibo message
In November 1974 astronomer Frank Drake used the Arecibo telescope in Puerto Rico to send a message to the stars. This is what it said.
Duration:
This clip is from
More clips from Strange Signals from Outer Space!
![]()
The Robert Taylor Incident
Duration: 03:00
![]()
What causes Fast Radio Bursts?
Duration: 02:10
![]()
Trail - Strange Signals from Outer Space!
Duration: 03:44
More clips from Horizon
![]()
The results are in...—2021, Horizon Special: The Vaccine
Duration: 02:02
![]()
Pluto’s first pictures—2020, Pluto: Back from the Dead
Duration: 02:30
