Phys.org news

Phys.org / As super El Niño draws global attention, the Indian Ocean may hold the key to Mediterranean climate extremes

As scientists around the world closely monitor the possible development of a powerful "Super El Niño," a new study suggests that another tropical ocean deserves equal attention. Researchers have found that temperature changes ...

23 hours ago
Phys.org / Zirconium tweak unlocks stronger cast aluminum alloy with ductility boost

Researchers at the Department of Materials Engineering (MatE), Indian Institute of Science (IISc), and collaborators have developed a new lightweight cast aluminum alloy that is both exceptionally strong and remarkably ductile, ...

19 hours ago
Phys.org / The family tree of viruses just grew, and it paves the way for a new approach to agricultural research

Researchers have discovered that a group of viruses known to infect an agriculturally important plant pathogen has remained genetically stable for an astonishing four decades. The discovery of a disease-fighting virus that ...

18 hours ago
Phys.org / Hidden in plain sight: Caribbean reef fish nestle in tube worms, revealing previously undocumented partnership

On Caribbean coral reefs, an unlikely partnership has gone largely unnoticed: Tiny fish regularly nestle within the feathery structures of tube worms. While these sensitive worms typically snap shut at the slightest disturbance, ...

19 hours ago
Phys.org / New imaging method reveals how electric fields reshape ferroelectric materials

New research is shedding light on longstanding debates over the behavior of ferroelectric materials when those materials are exposed to electric fields. The findings stem from the use of a novel technique that allows researchers ...

17 hours ago
Phys.org / Chemists make elusive carbon-bridged sandwich molecule once thought too strained to exist

Progress in chemistry is often gradual, with some of its most important advances taking years—sometimes decades—to unfold. A case in point is the discovery of a novel "ferrocenophane" from the class of compounds known as ...

21 hours ago
Phys.org / Invasive aoudad pose deadly risk to native bighorn sheep

An invasive species found across West Texas may pose a greater threat to native bighorn sheep than previously understood.

23 hours ago
Phys.org / Study reveals how gas bubbles shaped Kīlauea's 2018 lava flow

The lava that buried entire neighborhoods during the 2018 Kīlauea eruption was composed of nearly 80% gas bubbles near its source. A recent study shows that those bubbles played a central role in controlling how fast and ...

20 hours ago
Phys.org / Brazil's highland forest has been shaped by climate change and Indigenous people for 6,000 years

When you think of a South American rainforest, you probably don't imagine biting winds, heavy frosts and freezing temperatures. But in the mountains of southern Brazil, that's exactly what you can find. On this highland plateau, ...

20 hours ago
Phys.org / Solving a 30-year-old puzzle about a mysterious superconducting material

A material made from yttrium, barium and copper oxide (better known as YBCO) has intrigued scientists since its discovery in 1987, largely because it retains its superconductive properties at a higher-than-normal temperature. ...

22 hours ago
Phys.org / Widely-used method for assessing stream health doesn't work very well

A new study finds a widely used technique for assessing the health of freshwater streams is not effective at detecting a range of water quality problems, including those related to acidity, oxygen levels and the presence ...

21 hours ago
Phys.org / 3D-printable elastic polymer proves surprisingly strong and durable

EPFL researchers have discovered that a soft material originally optimized for 3D printing may solve a longstanding challenge in materials science: making 3D-printable elastomers both tough and durable.

21 hours ago