Start school later, sleep longer, learn better: New study shows that flexible school start times can be an effective and practical approach to reducing chronic sleep deprivation and improving adolescents’ mental health and academic performance.

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16:09, 27 февраля 2026Наука и техника

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New NASA Administrator Jared Isaacman announced a major overhaul of the agency's Artemis moon program Friday, acknowledging that the agency's plan to land astronauts on the moon in 2028 was not realistic without another preparatory mission first to lay the groundwork.