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Phys.org / Social media use soars as kids drop sports, reading and the arts

In striking new statistics, experts warn of social media's growing grip on young people, with use among children and teens soaring by more than 200% since before COVID and showing no sign of decline.

Nov 18, 2025 in Other Sciences
Phys.org / NASA releases detailed images of rare interstellar comet passing through solar system (Updated)

NASA unveiled close-up pictures on Wednesday of the interstellar comet that's making a quick one-and-done tour of the solar system.

Nov 19, 2025 in Astronomy & Space
Medical Xpress / How a key protein helps drive healthy longevity by maintaining a precise balance

Researchers at Bar-Ilan University have discovered how the longevity-associated protein Sirt6 orchestrates a delicate molecular balancing act that protects the body from age-related decline and disease. The new findings, ...

Nov 18, 2025 in Gerontology & Geriatrics
Medical Xpress / Rare mutation may predict strong immunotherapy response in colorectal cancer

A new study led by researchers at The University of Texas MD Anderson Cancer Center shows that a specific subset of mutations in the POLE gene is strongly associated with durable responses to immunotherapy in patients with ...

Nov 21, 2025 in Oncology & Cancer
Phys.org / When did kissing evolve? Did humans and Neanderthals smooch?

If I asked you to imagine your dream snog, chances are it wouldn't be with a Neanderthal; burly and hirsute as they may be. However, my team's new research suggests that these squat beefcakes might have been right up your ...

Nov 22, 2025 in Biology
Phys.org / The simulated Milky Way: 100 billion stars using 7 million CPU cores

Researchers have successfully performed the world's first Milky Way simulation that accurately represents more than 100 billion individual stars over the course of 10 thousand years. This feat was accomplished by combining ...

Nov 17, 2025 in Astronomy & Space
Phys.org / Cleveland's famous sea monster gets a scientific update

About 360 million years ago, the shallow sea above present-day Cleveland was home to a fearsome apex predator: Dunkleosteus terrelli. This 14-foot armored fish ruled the Late Devonian seas with razor-sharp bone blades instead ...

Nov 20, 2025 in Biology
Medical Xpress / It's possible to get addicted to pot. Here's what to know

Dr. Smita Das often hears the same myth: You can't get hooked on pot. And the misconception has become more widespread as a growing number of states legalize marijuana. Around half now allow recreational use for adults and ...

Nov 22, 2025 in Health
Phys.org / Just follow orders or obey the law? What US troops told us about refusing illegal commands

As the Trump administration carries out what many observers say are illegal military strikes against vessels in the Caribbean allegedly smuggling drugs, six Democratic members of Congress issued a video on Nov. 18, 2025, ...

Nov 22, 2025 in Other Sciences
Medical Xpress / Vision can be rebooted in adults with amblyopia, study suggests

Temporarily anesthetizing the retina briefly reverts the activity of the visual system to that observed in early development and enables growth of responses to the amblyopic eye, new research shows.

Nov 19, 2025 in Neuroscience
Phys.org / 'City of seven ravines': Bronze age metropolis unearthed in the Eurasian steppe

An international team of archaeologists from UCL, Durham University, and Toraighyrov University (Kazakhstan) has uncovered the remains of a vast Bronze Age settlement, Semiyarka, in the Kazakh steppe—a discovery that is ...

Nov 17, 2025 in Other Sciences
Phys.org / Amazon climate deal a 'win' for global unity but fossil fuels untouched

Nations sealed a modest agreement at the UN climate summit in the Brazilian Amazon on Saturday as many countries swallowed weaker terms on a fossil fuel phaseout to preserve unity.

Nov 22, 2025 in Earth