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Phys.org / Stomach stone hypothesis sheds light on the evolution of dinosaur digestive systems

An international research team led by Assistant Professor Ryuji Takasaki of the Faculty of Biosphere-Geosphere Science at Okayama University of Science has published a paper proposing a new hypothesis on the evolutionary ...

9 hours ago
Phys.org / Pixel patterns harness diffraction for faster, more accurate nanoscale 3D printing

Researchers at the George W. Woodruff School of Mechanical Engineering have developed a new approach to nanoscale 3D printing that improves both speed and fidelity, overcoming a challenge that has limited the technology's ...

9 hours ago
Phys.org / Geological evidence questions the role of Agulhas Leakage in Atlantic Ocean circulation

For decades, scientists have asserted that the leakage of warm, salty Indian Ocean water south of South Africa into the Atlantic is a major contributor to the Atlantic Meridional Overturning Circulation (AMOC), a component ...

13 hours ago
Medical Xpress / Breast milk protein osteopontin may shield infants from respiratory infections

QIMR Berghofer researchers have found how breast milk supports infant immunity via a protein called osteopontin. The study also identifies a potential way of mimicking this protective effect in baby formula. The findings, ...

9 hours ago
Phys.org / A 21-hour dip could help explain Tabby's star's decade-long dimming mystery

Since 2016, an ordinary-looking F-type star called KIC 8462852, nicknamed Tabby's star, has behaved anything but ordinarily. In a new study published in the Monthly Notices of the Royal Astronomical Society on July 6, researchers ...

17 hours ago
Phys.org / New museum find shows nature can't stop inventing seahorses

At first glance, it looks exactly like a seahorse. It has the same horse-shaped head tilted down from the body, the same curled, grasping tail and, in the males, a fully enclosed pouch for brooding the young.

13 hours ago
Phys.org / Nanopore method improves detection of cyanobacteria toxins in lake water

Cyanobacterial blooms, like the ones that occur in Lake Geneva, are rapid, dense growths of photosynthetic bacteria in fresh and marine waters that can threaten the health of swimmers and their pets.

10 hours ago
Medical Xpress / Are governments hungry to make healthy food retail policies stick?

The places we live, work, study and play are important locations for governments to improve population health by curbing unhealthy diets that cause preventable diseases and deaths. Think cafes in public hospitals, eateries ...

5 hours ago
Phys.org / Rising seas are inundating US coastal wetlands, putting many on track to become open water

Along the three coasts of the contiguous United States, a silent race unfolds. Fueled by climate change, sea levels rise faster than at any time in recent geologic history. Meanwhile, coastal wetlands cling to a slim lead, ...

16 hours ago
Medical Xpress / Brain activity reveals the melodies that people imagine

In a study led by Jii Kwon and Chun Kee Chung of Seoul National University, researchers explored whether they could recreate melodies from the brain activity of people who imagined how songs continue after listening to a ...

12 hours ago
Medical Xpress / How multinucleated cells help the brain reorganize after localized astrocyte loss

The human brain contains various types of cells that collectively support its functions. In addition to neurons, nerve cells that communicate via electrical and chemical signals, it also relies on star-shaped cells known ...

17 hours ago
Phys.org / Kids who start social media earlier may do worse at school

Students who open a personal social media account earlier in adolescence appear to perform worse on later standardized tests, according to a study in Nature Human Behaviour based on 5,227 Italian students. The authors speculate ...

10 hours ago