Earth's inner core may be oxygen-rich

Oxygen is the key substance for life and one of the most abundant elements in the Earth. However, it's still unknown whether oxygen is present (and in which form it may exist) in the inner core, which is composed of almost ...

Glowing cells light the way to new disease detection

Stains that make specific components of a live cell light up under a microscope have become powerful tools for detecting disease and monitoring biological processes, but the choice of available stains is severely limited ...

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