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2024年2月20日 · Citations. L. Braghieri, R. Levy and A. Makarin. Social media and mental health.American Economic Review.Vol. 112, November 2022, p. 3660. doi: 10.1257/aer.20211218.

2022年5月26日 · In 2020, the U.S. Centers for Disease Control and Prevention and the National Institutes of Health awarded a combined $25 million in grants for research on gun violence prevention, ending a 25 ...

2020年4月22日 · Modern plate tectonics may have gotten under way as early as 3.2 billion years ago, about 400 million years earlier than scientists thought. That, in turn, suggests that the movement of large ...

2023年4月12日 · Headlines and summaries of the latest Science News articles, delivered to your email inbox every Thursday. It’s no wonder other tech companies have been racing to put out competing tools.

2024年12月5日 · Over and over, the numbers tell the same story: 2024 was Earth’s hottest year on record, knocking the previous record holder — 2023 — out of the top spot (SN: 12/6/23).But temperatures alone ...

2025年1月13日 · Science News was founded in 1921 as an independent, nonprofit source of accurate information on the latest news of science, medicine and technology.

6 天之前 · Artificial Intelligence Generative AI is an energy hog. Is the tech worth the environmental cost? Generative AI and the hype around it has rung in excitement and alarm bells this year.

2023年10月23日 · Science News was founded in 1921 as an independent, nonprofit source of accurate information on the latest news of science, medicine and technology.