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With the rise of models such as ChatGPT, Microsoft Copilot, Claude, and Google Gemini, more college students than ever are using generative AI tools to help with their classes.

Europe PMC is an archive of life sciences journal literature.

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Tens of millions of people are in the path of a major winter storm. Federal cuts threaten efforts to understand the causes of such weather.

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Health secretary Robert F. Kennedy Jr. has taken the extraordinary step of firing the expert panel that advises the CDC.

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It is, but you can change it.

Sleep tracking by consumers is becoming increasingly prevalent, yet few studies have evaluated the accuracy of such devices. We sought to evaluate the accuracy of three devices (Oura Ring Gen3, FitBit...

The study of biological optics would be complicated enough if light only came in a single wavelength. However, altering the wavelength (or distribution of wavelengths) of light has multiple effects on...

npj Biological Timing and Sleep - Light exposure differs by sex in the US, with females receiving less bright light