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NEI Research News

Thanks to the work of NEI scientists and grantees, we’re constantly learning new information about the causes and treatment of vision disorders. Get the latest updates about their work — along with other news about NEI.

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Vision scientists discover new angle on path of light through photoreceptors

March 2, 2022

Researchers at the National Eye Institute (NEI) have discovered that power-producing organelles in the eye’s photoreceptor cells, called mitochondria, function as microlenses that help channel light to these cells’ outer segments.
Ground squirrel curled up in a nest

NIH researchers develop 'hibernation in a dish' to study how animals adapt to the cold

May 3, 2018

Researchers at the National Eye Institute have discovered cellular mechanisms that help the 13-lined ground squirrel survive hibernation.