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Phys.org / Pacific cloud brightening could weaken El Nino, but models reveal risks for Europe and Asia

A brewing "super" El Nino cycle is poised to unleash heat waves, floods and drought worldwide, with the effects amplified by long-term human-caused climate change.

1 hour ago
Medical Xpress / Study of 2 million newborns ties skipped vitamin K shot to higher bleeding risk

Newborns receive several routine immunizations shortly after birth. Prophylactic vitamin K is one such recommended shot. It activates several coagulation factors necessary for blood to clot properly, preventing vitamin K ...

1 hour ago
Tech Xplore / AI reduces sensory hallucinations, even at night or in smoke

Multimodal large language models (MLLMs), which process multiple types of sensory information, such as text, images and audio, at the same time, are rapidly expanding the range of applications for artificial intelligence ...

1 hour ago
Phys.org / New immune-blocking strategy improves interspecies organ generation

Xenophagocytosis is a natural immune process that limits interspecies organ generation by eliminating living donor cells, researchers at the Institute of Science Tokyo, Japan, report. By uncovering how embryonic macrophages ...

2 hours ago
Phys.org / Quantum computer completes verified task beyond practical reach of classical simulations

IBM and researchers from the University of Chicago announced a demonstration in quantum computing that meets the fundamental criteria for "quantum advantage"—the point where quantum computers can be confirmed to have outperformed ...

2 hours ago
Medical Xpress / CRISPR acts as commander-in-chief for backup defenses in bacteria

The main function of CRISPR-Cas systems is to defend bacteria against various threats, including viruses called bacteriophages. Researchers have continued to study all varieties of CRISPR-Cas systems (to date, two classes, ...

2 hours ago
Phys.org / Ancient diamond preserves evidence of water-bearing mineral deep in Earth's mantle

A team of Brazilian researchers discovered the first direct evidence that goethite—the mineral responsible for the brown color of soils—can withstand extreme pressures and temperatures all the way to the planet's interior ...

3 hours ago
Phys.org / Deadly blooms offer a genetic blueprint for making hard-to-synthesize medicinal compounds

Two plants that cause neurotoxicity and paralysis in the tiniest doses are also known to counter pain, malaria, cancer and pests. For the first time, researchers discovered a way to recreate these powerful compounds in the ...

3 hours ago
Tech Xplore / Hugging Face CEO calls for accountability after OpenAI hack

The chief executive of Hugging Face said Friday that developers should be held accountable if their AI models go rogue, after his startup faced a recent cyberattack by autonomous OpenAI software.

2 hours ago
Phys.org / Solar wind stirs Mars' upper atmosphere, boosting ion loss to space

Our sun constantly releases a stream of high-speed charged particles, known as the solar wind. Unlike Earth, Mars does not have a strong global magnetic field to shield its atmosphere from this flow. As a result, the solar ...

4 hours ago
Phys.org / Sensor-embedded 3D-printed repairs could help preserve ancient pottery

Koç University researchers have developed a conservation method that combines photogrammetry, digital modeling, 3D printing and embedded sensors to replace missing sections of archaeological amphorae. The customized fills ...

2 hours ago
Phys.org / Researchers investigate case of soft-tick borne relapsing fever in Austin area

Researchers at Baylor College of Medicine and the Texas Department of State Health Services have reported a likely case of soft tick-borne relapsing fever (STRF) in an Austin-area resident. Now, they highlight the growing ...

1 hour ago