This adaptation process, called dark adaptation, happens automatically throughout your life. As a teenager or young adult, your eyes could fully adjust to darkness within about 20-30 minutes.

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Peter Hujar, Person in Veil (Backstage, The Life & Times of Joseph Stalin, Brooklyn Academy of Music), 1973. © 2025 the Peter Hujar Archive / Artists Rights Society ...

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In their study published in the journal Science Advances, the group copied two features of cat eyes that give them unique abilities to see in the dark and to detect camouflaged objects.

Jackie has been known to burrow into the soft moss on the forest floor for cover and to avoid looking directly into the Young-Bayers’ headlamps, making it hard to detect her eyes in the dark.

Jackie has been known to burrow into the soft moss on the forest floor for cover and to avoid looking directly into the Young-Bayers’ headlamps, making it hard to detect her eyes in the dark.