Welcome to Earth (2021)

2021 • 1 season • Documentary • TV-PG

On August 10, 2026

#5160 ▲ 180

5160th by attention TV show online

4,917.4 Attention Score

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Episode 4 — Power of Scent

Name: Episode 4 — Power of Scent
Released: 2021-12-08
Duration: 37 min
Rating: 10
Cast: Will Smith, Dwayne Fields, Erik Weihenmayer, Cody Richardson, Diva Amon

Season 1 • Welcome to Earth

Released: 2021-12-08 • Documentary

100%

User score

On the trail of tiger sharks in the Pacific, Will explores the power of smell. For humans, the sense of smell triggers deep memories and emotions, but it has an even more vital function in the animal world.

Where to Stream Episode 4

Season 1 · Episode 4 · Streaming in USA

Episodes

Episode 1
The Silent Roar
2021-12-08

Episode 2
Descent into Darkness
2021-12-08

Episode 3
Mind of the Swarm
2021-12-08

Episode 4
Power of Scent
2021-12-08

Episode 5
Speed of Life
2021-12-08

Episode 6
Beyond Fear
2021-12-08

Information

Episode air date	08.12.2021
Episode runtime	37 min
Episode rating	9.99
Genres	Documentary
TMDB series rating	7.6
IMDb series rating	7.7
Series status	Ended
Age rating	6+
Country	US