WhatsApp says Russia has tried to block the app in an attempt to steer users toward a state-backed "national messenger." The move came as part of a wider crackdown on foreign tech companies and media.

More websites and messenger apps are becoming inaccessible in Russia. While users look for ways around government bans, others wonder what will ultimately remain of the internet. Russia's internet ...

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Epithelial cells form a layer in which an apical surface is exposed to the external environment and to other forms of stress in ducts in specialized organs. As such, epithelial cells require robust ...

Nature Portfolio is here to serve the research community by publishing its most significant discoveries—findings that advance knowledge and address some of the greatest challenges that we face as a ...