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Phys.org / XRISM gives sharpest-ever glimpse at growth of a rapidly-spinning black hole
Astronomers have obtained the sharpest-ever X-ray spectrum of an iconic active galaxy, providing the most accurate, precise view ever obtained of the extreme relativistic effects imprinted onto the spacetime around a supermassive ...
Medical Xpress / Report reveals prevalence of allergic conditions in US adults, children in 2024
In 2024, 31.7% of adults and 29.5% of children had a diagnosed seasonal allergy, diagnosed eczema, or a diagnosed food allergy in the United States, according to two data briefs published online Jan. 8 by the National Center ...
Phys.org / Greenland is rich in natural resources. A geologist explains why
Greenland, the largest island on Earth, possesses some of the richest stores of natural resources anywhere in the world.
Tech Xplore / Hyundai and Boston Dynamics unveil humanoid robot Atlas at CES
Hyundai-owned Boston Dynamics publicly demonstrated its humanoid robot Atlas for the first time Monday at the CES tech showcase, ratcheting up a competition with Tesla and other rivals to build robots that look like people ...
Phys.org / Second spider-parasitic mite species described in Brazil
When researchers studying spiders and scorpions at the Zoological Collections Laboratory of the Butantan Institute in São Paulo, Brazil, came across a few-millimeter-long spider wearing something resembling a pearl necklace, ...
Phys.org / Thin ice may have protected lake water on frozen Mars
Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing.
Phys.org / The western US is in a snow drought. Here's how a storm made it worse
Much of the western U.S. has started in 2026 in the midst of a snow drought. That might sound surprising, given the record precipitation from atmospheric rivers hitting the region in recent weeks, but those storms were actually ...
Phys.org / Ancient Antarctica reveals a 'one–two punch' behind ice sheet collapse
When we think of global warming, what first comes to mind is the air: crushing heat waves that are felt rather than seen, except through the haziness of humid air. But when it comes to melting ice sheets, rising ocean temperatures ...
Medical Xpress / New toothpaste stops periodontal pathogens
Periodontitis is widespread and can have serious consequences for overall health. Researchers at Fraunhofer have identified a substance that selectively inhibits only those bacteria that cause periodontitis, thereby preserving ...
Medical Xpress / Why this little-known birth control option deserves more attention
Self-administered injectable contraceptives have been available in the United States for more than two decades, yet a new study has found only about a quarter of reproductive health experts prescribe it—and many are unaware ...
Phys.org / Dentin inside wolffish teeth is a rare material: When compressed along its length—it also shrinks in width
The Atlantic wolffish is known for its powerful bite, capable of crushing hard-shelled prey with ease. Now, researchers have discovered that the fish's teeth don't just withstand these extreme forces, they respond in a way ...
Phys.org / 'Platypus' objects in the early universe look like stars but behave like galaxies
Scientists at the University of Missouri have identified a small group of unusual objects in the early universe. Using NASA's James Webb Space Telescope (JWST), Haojing Yan and his team at Mizzou's College of Arts and Science ...
