Phys.org news

Phys.org / Simple ocean-based model forecasts a powerful El Niño, over 2 °C warmer than normal

For decades, scientists have worked to improve predictions of El Niño-Southern Oscillation (ENSO), a climate powerhouse that can cause droughts, flooding, marine heat waves, and more around the world. Researchers from the ...

Apr 21, 2026
Phys.org / Self‑replicating circular RNA persists in extreme environments: Insights from hot spring microbiomes

Although the genetic material of most living organisms is DNA, various self-replicating agents rely instead on RNA, including RNA viruses and viroids, which are infectious RNA molecules that are smaller and structurally simpler ...

Apr 21, 2026
Phys.org / Collagen analysis finds wider prey use by Neanderthals and modern humans

The Centro Nacional de Investigación sobre la Evolución Humana (CENIEH) has taken part in a study published in the International Journal of Osteoarchaeology that provides new insights into subsistence strategies during the ...

Apr 21, 2026
Phys.org / New research reveals cell proteins that drive severe viral infections

Researchers at Umeå University have identified two human cell proteins, NUP98 and NUP153, that play a crucial role in how viruses such as tick-borne encephalitis virus (TBEV), West Nile virus, and dengue virus replicate in ...

Apr 21, 2026
Phys.org / Cell membranes may store memories after electrical stimulation

The science of memories has been pursued and studied since the days of ancient Greece and Aristotle. Today, research conducted by Dima Bolmatov, assistant professor in the Department of Physics & Astronomy at Texas Tech University, ...

Apr 21, 2026
Phys.org / Half of America sits in democratic limbo—and that silent middle may decide what breaks next

If you were to ask democracy scholars what they consider the greatest threat to American democracy, you might assume it is voters who support undemocratic practices or policies. But the real answer may surprise you: These ...

Apr 21, 2026
Phys.org / Malaria rebound spurs AI-driven hunt for parasite genes linked to deadly cases

Despite decades of efforts to combat it, malaria remains a major global health threat. According to the World Health Organization's (WHO) 2025 World Malaria Report, about 282 million cases and approximately 610,000 deaths ...

Apr 21, 2026
Phys.org / A few extra minutes of daily play can strengthen your bond with your dog in four weeks

Playing a little extra with your dog improves the emotional bond between owner and dog, according to a new study from Linköping University. However, training did not give the same results. The study is relevant for all dog ...

Apr 21, 2026
Phys.org / Photonic chip generates milliwatt-level UV light, 100 times brighter than before

Researchers from the University of Twente and Harvard University have developed a new way to generate ultraviolet (UV) light on a photonic chip at power levels high enough for real-world use. For the first time, the technique ...

Apr 21, 2026
Phys.org / Crabs' iconic sideways walk evolved from common ancestor, study suggests

Researchers have provided new insights into the evolutionary origin of sideways walking in crabs. Their study, published today as a Reviewed Preprint in eLife, presents the largest comparative dataset on crab locomotion to ...

Apr 21, 2026
Phys.org / What Bronze Age people ate and drank: South Caucasus pottery reveals a surprisingly diverse menu

What culinary practices prevailed in the South Caucasus during the Bronze Age? A new study shows that the cuisine was remarkably diverse. The evidence highlights a multi-ingredient cuisine alongside the central role of dairy ...

Apr 21, 2026
Phys.org / Astronomers precisely date rare brown dwarf companion, offering new test for how these objects cool

Astronomers at the University of Hawaiʻi have precisely measured the age of a nearby sun-like star and its unusual companion, known as a brown dwarf, an object that falls between a planet and a star. The discovery offers ...

Apr 21, 2026