Aliens of the Microcosmos

S09E04·7.7·April 14, 2021·1h·Science

The hidden kingdom of microscopic alien organisms shapes the universe as much as galaxies, stars, and planets; new discoveries reveal how bacteria, viruses, and other micro-organisms built life on Earth and influence humanity's future in the cosmos.

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#10In Season 9of 11 rated episodes

#85All-timeof 92 rated episodes

−0.8vs season avgSeason 9 averages 8.5

2021First airedApril 14, 2021

Guest stars

Aomawa L. Shieldsas Astronomer

Carly Howettas Planetary Scientist

Lewis Dartnellas Astrobiologist

Kathryn Bywatersas Astrobiologist

Guest stars

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