Phys.org news

Phys.org / How river DNA can track fish, frogs, fungi and human feces all at once

A single scoop of water from an Irish river has revealed evidence not only of Ireland's only frog species—as expected—but also signs of the dreaded B. dendrobatidis fungus, marking the first time this devastating amphibian ...

1 hour ago
Phys.org / CRISPR safeguard changes how engineered microbes can be controlled

Engineered microorganisms are widely used in industrial biotechnology and biopharmaceutical applications, including the production of biofuels, sustainable chemicals, and therapeutic compounds. However, concerns remain regarding ...

2 hours ago
Phys.org / Ganymede's unique magnetic field may be powered by ongoing core formation—not a cooling core

Ganymede is not only Jupiter's largest moon, but also the largest in our solar system and one of the few that hosts a massive ice ocean. Adding to this planet-like moon's uniqueness is the fact that among the hundreds of ...

6 hours ago
Phys.org / Heavy Atlantic rain can block African aerosols from fertilizing Amazon, study finds

How are cold air masses advancing in the United States connected to fertilizers carried by "flying rivers" from Africa that nourish the soils of the Brazilian Amazon? An article published in Geophysical Research Letters reveals ...

3 hours ago
Phys.org / Organic luminescent radicals enable bright circularly polarized light in the near-infrared region

Circularly polarized light has properties that make it useful in a growing range of technologies, from next-generation 3D displays to bioimaging tools that can detect signals deep within living tissues. One way to produce ...

4 hours ago
Phys.org / Bee more specific: New radar tech could improve identification and tracking of key pollinators

Scientists from Trinity and Technical University of Denmark have developed a new radar-based technique that could address a critical gap in global conservation efforts, by transforming how we identify and track the insects ...

5 hours ago
Phys.org / Non-rotating early galaxy is a surprise to astronomers

Astronomers using the James Webb Space Telescope have made a surprising discovery about a galaxy long, long ago and far, far away: It isn't rotating. That's something only seen in the most massive, mature galaxies that are ...

7 hours ago
Phys.org / A close brush with Mars will reshape NASA's Psyche journey in a way few missions attempt

NASA's Psyche spacecraft will get a boost from Mars on Friday, May 15, passing just 2,800 miles (4,500 kilometers) from the planet's surface at some 12,333 mph (19,848 kph). The spacecraft will harness the planet's gravitational ...

10 hours ago
Phys.org / Genetics link Angola's 'ghost elephants' to populations hundreds of miles away

For more than a decade, conservation biologist Steve Boyes searched for "ghost elephants"—nocturnal giants rumored to roam a remote, high-altitude wetland in eastern Angola. When a motion-sensor camera finally captured their ...

9 hours ago
Phys.org / AI cuts wildlife tracking time from months to days

Artificial intelligence can dramatically speed up the painstaking work of tracking wildlife with remote cameras, cutting analysis time from months or even a year to just days while producing nearly the same scientific conclusions ...

8 hours ago
Phys.org / Saturday Citations: Psychedelic therapeutics; interoception and well-being; a hidden linguistic bias

This week, researchers reported that the human brain is capable of sophisticated language processing while in an unconscious state during general anesthesia. An informatics and computing professor found that the Climate TRACE ...

10 hours ago
Phys.org / New catalyst unlocks carbon-free ammonia heat for steel, cement and chemicals

A single-atom platinum catalyst lights ammonia at 200 °C and keeps it burning steadily at 1,100 °C with low NOx, generating high-grade, carbon-free heat for steel, cement and chemicals.

10 hours ago