Phys.org news

Phys.org / Sinking Indian megacities pose 'alarming' building damage risks

Sinking land is quietly destabilizing urban infrastructure in India's largest cities, putting thousands of buildings and millions of people at risk, according to Virginia Tech scientists.

Oct 28, 2025 in Earth
Phys.org / How harmful bacteria know where to cluster and cause infection

The bacterium known as Pseudomonas aeruginosa is an unwelcome visitor in the human body. Serious infections can result when a bunch of these bugs settle together on a surface to form a biofilm—a community of microbes like ...

Oct 28, 2025 in Biology
Phys.org / Engineered extracellular vesicles halt lung cancer growth by silencing key protein

In the quest for more targeted lung cancer treatments, a researcher at the University of Missouri thinks the solution may lie in tiny bubble-shaped packages that cells use to talk to each other.

Oct 28, 2025 in Nanotechnology
Phys.org / All prey are not the same: Marine predators face uneven nutritional payoffs

The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume?

Oct 28, 2025 in Biology
Phys.org / Young sun-like star's dual-temperature plasma ejections offer clues to early planetary environments

Astronomers have used simultaneous ground-based and space-based observations to measure the temperature and velocity of gas ejected from a young sun-like star. The result showed a two-component ejection consisting of a hot ...

Oct 28, 2025 in Astronomy & Space
Phys.org / Mamluk Empire's sugar industry revealed in ancient tunnels

Beneath the verdant pools of Gan Ha-Shelosha lies a network of medieval tunnels that once powered the thriving sugar industry of the Mamluk Empire. Hewn into soft tufa rock along Nahal 'Amal, the tunnels reveal how medieval ...

Oct 28, 2025 in Other Sciences
Phys.org / Astronomers discover end-dominated collapse and hub-filament system in G53 star-forming region

Meng Dezhao, a Ph.D. student from the Xinjiang Astronomical Observatory of the Chinese Academy of Sciences, together with his collaborators, has conducted a systematic study of the filamentary structure within the G53 molecular ...

Oct 28, 2025 in Astronomy & Space
Phys.org / Remote sensing helps confirm Aliso Canyon methane plumes traveled at least 6.2 miles downwind during blowout

Using a mix of airborne and satellite images as well as data from ground sensors, a UCLA-led research team has reconstructed how the shape and reach of the methane plumes from the 2015–16 Aliso Canyon gas blowout evolved ...

Oct 28, 2025 in Earth
Phys.org / Genetic secrets of one of world's rarest penguins revealed

Genomic research has found the endangered hoiho is made up of three distinct subspecies, a discovery that may help guard against a fatal disease.

Oct 28, 2025 in Biology
Phys.org / Researchers identify million-year orbital cycles as 'pacemaker' for Earth's ancient oxygenation pulses

A research team from the Nanjing Institute of Geology and Paleontology of the Chinese Academy of Sciences (NIGPAS), along with collaborators, has found that long-term orbital variations occurring over million-year timescales ...

Oct 28, 2025 in Earth
Phys.org / Australian Mountain Dragon faces 'nowhere left to go' as climate warms

Climate change is driving many of Australia's native reptiles toward extinction, and the answers to their future survival may lie in the fossil record.

Oct 28, 2025 in Biology
Phys.org / Novel phage DNA modifications offer new hope against antibiotic-resistant superbugs

Collaborating researchers have made a breakthrough discovery regarding the intricate defense systems of bacteriophages (phages)—viruses that can specifically target harmful bacteria without harming human cells and beneficial ...

Oct 28, 2025 in Biology