While humans can regularly replace certain cells, like those in our blood and gut, we cannot naturally regrow most other parts of the body. For example, when the tiny sensory hair cells in our inner e
A new study to be presented at the SLEEP 2025 annual meeting found that teens who get moderate — but not excessive — catch-up sleep on weekends have fewer symptoms of anxiety. Results show
Dr. Sofia Sheikh from the SETI Institute led a study that sheds new light on how pulsar signals — the spinning remnants of massive stars — distort as they travel through space. This study,
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