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The nervous and immune systems interact in a bidirectional manner. It emerges that inflammation in the body activates brain cells that, when later reactivated, can trigger a recapitulation of the inflammatory response.
The biggest and most sophisticated space telescope ever launched is now complete. Plus, timing is key for some Omicron immunity, and why some scientists become spies.
Tedros Adhanom Ghebreyesus is the only candidate for director-general of the World Health Organization. Plus, how researchers can help fight climate change in 2022 and beyond.