Neuroscience

How do tired animals stay awake?

New research provides clues to falling fast asleep—or lying wide awake. Studying fruit flies, the researchers found that brain neurons adapt to help the flies stay awake despite tiredness in dangerous situations and help ...

Diseases, Conditions, Syndromes

China imposes lockdowns as COVID-19 surges after holiday

Chinese cities were imposing fresh lockdowns and travel restrictions after the number of new daily COVID-19 cases tripled during a weeklong holiday, ahead of a major Communist Party meeting in Beijing next week.

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