Main content
Cosmic microwave background radiation discovered
The astronomers Arno Penzias and Robert Wilson discovered the cosmic microwave background (CMB) radiation by chance in the mid-1960s while using the Holmdel Horn Antenna in New Jersey to map the sky. The CMB was later mapped with satellites, including the WMAP probe.
Duration:
This clip is from
Featured in...
![]()
Space exploration: highs and lows
A collection of videos clips highlighting triumphs and tragedies in space exploration.
![]()
Astronomy Finder
Watch Solar System video clips from the 大象传媒 Archive.
More clips from The Six Billion Dollar Experiment
-
![]()
The Big Bang machine
Duration: 03:43
-
![]()
The distant Universe
Duration: 05:12
More clips from Horizon
-
![]()
The results are in...—2021, Horizon Special: The Vaccine
Duration: 02:02
-
![]()
Pluto鈥檚 first pictures—2020, Pluto: Back from the Dead
Duration: 02:30
