Patterson made it his mission to draw public attention to the detrimental effects of lead in the environment and dedicated his career to fighting against the petroleum and chemical industry, eventually achieving public health’s biggest victory of the 20th century in the all-new “The Clean Room” episode of COSMOS: A SPACETIME ODYSSEY airing Sunday, April 20 (9:00-10:00 PM ET/PT) on FOX and Monday, April 21 (9:00-10:00 PM ET/PT) on Nat Geo. But Patterson’s groundbreaking discoveries were just beginning. To determine the true age of the Earth, geochemist Clair Patterson (guest voice Richard Gere) developed the uranium-lead dating method to make an unprecedented discovery – calculating Earth’s age of 4.5 billion years. Download Subtitles For Cosmos: A Space-Time Odyssey Season 1 Episode 7 For Different Languages French, English, Spanish and many more, Cosmos: A Space-Time. Tonight on Fox, we have a brand new episode of “Cosmos: A Spacetime Odyssey.” Richard Gere lends his voice to the episode, as we learn about the Earth’s age.Ĭosmos a Spacetime Odyssey Episode 7 “The Clean Room”Ĭosmos a Spacetime Odyssey episode 7 “The Clean Room” airs Sunday, April 20 at 9:00 p.m. A 13-part adventure across the universe of space and time, hosted by renowned astrophysicist Neil deGrasse Tyson, exploring humanitys heroic quest for.

Cosmos a spacetime odyssey episode 7