Plot: To determine the true age of the Earth, geochemist Clair Patterson developed the uranium-lead dating method to make an unprecedented discovery – calculating Earth's age of 4. 5 billion years
Cast
Neil deGrasse TysonSelf - HostNeil deGrasse Tyson was 55 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Sun, Oct 05 1958
Ann DruyanAnn Druyan was 64 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Mon, Jun 13 1949
Richard GereClair Patterson (voice)Richard Gere was 64 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Wed, Aug 31 1949
Piotr MichaelEdmund Muskie (voice)Piotr Michael was 26 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Sun, Mar 27 1988
Marc WordenHarrison Brown (voice)Marc Worden was 37 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Sat, Jun 05 1976
Larry CedarLarry Cedar was 59 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Sun, Mar 06 1955
Christopher EmersonChristopher Emerson was 32 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Sat, Oct 10 1981
Stoney EmshwillerStoney Emshwiller was 55 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Thu, Feb 05 1959
Keythe FarleyKeythe Farley was >> in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Unknown Birthday
Nick JamesonNick Jameson was 63 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Mon, Jul 10 1950
Michael McConnohieMichael McConnohie was 62 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Mon, Jul 23 1951
Enn ReitelEnn Reitel was 63 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Wed, Jun 21 1950
Crew
Brannon BragaDirectorBrannon Braga was 48 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Sat, Aug 14 1965
Steven SoterWriterSteven Soter was >> in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Unknown Birthday
Ann DruyanWriterAnn Druyan was 64 in Cosmos - Season 1 - The Clean Room (Episode 7).
Birthday: Mon, Jun 13 1949