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Phys.org / Single cell transforms into cannibalistic 'supergiant,' swallowing its clones whole

Researchers at Rensselaer Polytechnic Institute (RPI) have discovered a microscopic organism that can transform into a cannibalistic "supergiant" that drastically changes size, shape, and behavior, and abandons filter-feeding ...

1 hour ago
Phys.org / Kamo'oalewa asteroid's lunar origin challenged ahead of Tianwen-2 arrival

China's Tianwen-2 sample-return mission is well on its way to its target, an asteroid called Kamo'oalewa. The spacecraft left Earth in May 2025 and should return in late 2027 with samples of a space rock that scientists had ...

2 hours ago
Phys.org / Clean drinking water gaps linked to hunger and unsafe food worldwide

A new global study has found that people without access to clean drinking water are significantly more likely to experience food insecurity and food safety threats, underscoring the urgent need for coordinated global action ...

1 hour ago
Phys.org / Six roads to safety: A critical threshold for wildfire survival

If your community was threatened by a wildfire, would you be able to quickly evacuate? A new study from UC Santa Barbara reveals that the number of roads out of a community may be one of the strongest predictors of wildfire ...

1 hour ago
Phys.org / Plate tectonics shaped the Cradle of Civilization by merging two ancient rivers, study suggests

The Euphrates River is the longest river in Western Asia and runs through the eastern side of the Fertile Crescent. Flowing over 1,700 miles from Turkey through Syria and Iraq, the river played a crucial role in sustaining ...

3 hours ago
Medical Xpress / Irradiation may help CAR-T cell therapy work better against solid tumors

Researchers from the Icahn School of Medicine at Mount Sinai have discovered a promising new way to improve CAR-T cell therapy for solid tumors such as lung cancer and melanoma. The study, published in Nature Cancer, found ...

1 hour ago
Phys.org / Lab evolution recreates COVID's path to omicron in months, reveals key conditions

A key step in the origin of many pandemics occurs when an animal-borne virus infects humans and then evolves to spread more efficiently from person to person. That is why scientists and physicians keep a close watch on viruses ...

1 hour ago
Tech Xplore / 100kW fully superconducting aviation motor developed for electrical aircraft

Researchers at a Scottish university have demonstrated a 100kW fully superconducting aviation motor that could help pave the way for an electric aircraft.

2 hours ago
Medical Xpress / Largest study of knee osteoarthritis tissue reveals core biological pathways underlying the disease

A major international study led by researchers at the Kennedy Institute of Rheumatology at the University of Oxford has found that osteoarthritis (OA)—the most common form of arthritis worldwide—is not a collection of separate ...

2 hours ago
Medical Xpress / Understanding the complex relationship between opioids and suicidal ideation in spinal cord injury survivors

For the roughly 300,000 Americans living with a spinal cord injury (SCI), chronic pain is often a part of daily life, and—for many—opioids are prescribed to combat it. In addition to the serious physical considerations, mental ...

1 hour ago
Phys.org / Cutting a photon in two creates an infinite swarm of particles

By definition, elementary particles can't be broken into smaller pieces. But in a new theoretical study published in Physical Review Letters, Johannes Skaar and colleagues have revealed what would happen if you tried anyway ...

7 hours ago
Phys.org / 'Genetic brakes' reveal how embryos shape their limbs

Canadian scientists have made a significant advance in understanding the mechanisms that enable embryos to properly form their limbs, thanks to new research led by Université de Montréal medical professor Marie Kmita at the ...

2 hours ago