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Phys.org / Too many satellites? Earth's orbit is on track for a catastrophe—but we can stop it

On January 30, 2026, SpaceX filed an application with the US Federal Communications Commission for a megaconstellation of up to 1 million satellites to power data centers in space.

Feb 18, 2026 in Astronomy & Space
Phys.org / Eighteen years of mobilizing marginalized students, making science more innovative

The Lamat Institute at the University of California, Santa Cruz, is a cohort-based research program designed to advance astronomy and planetary sciences by mobilizing the talents of students from marginalized backgrounds ...

Feb 18, 2026 in Other Sciences
Phys.org / Beyond Mendel: Researchers call for a new understanding of genetics

For more than a century, Mendelian genetics has shaped how we think about inheritance: one gene, one trait. It is a model that still echoes through textbooks—and one that is increasingly reaching its limits. In a perspective ...

Feb 18, 2026 in Biology
Medical Xpress / Senescent cells after pregnancy may fuel postpartum breast cancer spread

Postpartum breast cancer is diagnosed five to ten years after giving birth. It is associated with a higher risk of metastasis and a lower survival rate compared with women who have not been pregnant or those diagnosed during ...

Feb 18, 2026 in Oncology & Cancer
Tech Xplore / Wind turbines combined with tidal–wave installations increase power generation by up to 70%

Combining wind turbines with wave, solar and tidal devices on shared platforms reduces construction costs, improves stability and generates more reliable power, according to researchers from the University of Surrey. The ...

Feb 18, 2026 in Energy & Green Tech
Medical Xpress / Why most flu infections fizzle: Fluorescent imaging shows transcription is a key bottleneck

For the first time, scientists have been able to watch the flu virus live as it infects human airway cells. They developed a new technique which makes the viral genetic material light up under the microscope. By tracking ...

Phys.org / Tuned nanocrystals speed light-driven reactions by matching molecular vibrations

Adjusting the size and chemistry of nanocrystals within an ultrathin surface can speed up light-driven chemical reactions, according to a University of Michigan Engineering study published in the Journal of the American Chemical ...

Feb 17, 2026 in Nanotechnology
Medical Xpress / What is gut health? Experts agree on a clear meaning for the term

Walk down the aisles of many grocery stores and you're liable to see claims about products that are "good for gut health," from yogurt and kombucha to supplements and even sodas. But despite its popularity, the phrase can ...

Feb 18, 2026 in Gastroenterology
Phys.org / Elusive lithium-ion anode binder finally seen with pioneering technique

Researchers at the University of Oxford have developed a powerful new method to visualize an essential lithium-ion battery electrode component that had been extremely difficult to trace before. The discovery, published in ...

Feb 17, 2026 in Chemistry
Medical Xpress / Researchers recommend a verification phase for measuring adolescents' maximal oxygen uptake

A recent Finnish study has found that measuring adolescents' maximal oxygen uptake often requires a brief verification phase to ensure reliable results. The researchers also note that even small changes in how the measurement ...

Feb 18, 2026 in Cardiology
Medical Xpress / Medicare patients get different stroke care depending on plan, analysis reveals

A first-of-its-kind analysis has revealed significant differences in stroke outcomes and stroke care for patients on government-run traditional Medicare plans versus those on Medicare Advantage, offered by private insurers. ...

Feb 18, 2026 in Cardiology
Phys.org / Study of 65,000 college students links 16 hours a week on social media to higher loneliness

More than half of college students are lonely—and those who use social media the most are particularly likely to feel isolated, a study of tens of thousands of 18 to 24-year-olds in the US shows. Just 16 hours a week—two ...

Feb 16, 2026 in Other Sciences