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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Comparison of error-diffusion vs ordered dithering using an 8-colour irregular palette. Left to right: original image, error-diffusion, ordered.

They plan to manufacture material for semiconductors, which can be used back on Earth in electronics in communications infrastructure, computing and transport.

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