Phys.org news

Phys.org / Photographing climate change: Ice porters on the frozen Chadar river

Every winter in the Ladakh region in northwest India, the two roads that connect the small villages in the Zanskar Valley with the rest of the country close, overwhelmed by snow. But for centuries, locals have had a workaround: ...

6 hours ago in Earth
Phys.org / Reviving antibiotics with two-faced nanoparticles

Over the decades, many strains of disease-causing bacteria have evolved defenses to even the most potent antibiotics, setting off a growing health crisis. The rise of antibiotic-resistant "superbugs" has also set off an arms ...

7 hours ago in Nanotechnology
Phys.org / A tug-of-war explains a decades-old question about how bacteria swim

Scientists have uncovered a new explanation for how swimming bacteria change direction, providing fresh insight into one of biology's most intensively studied molecular machines.

6 hours ago in Biology
Phys.org / How Mycobacterium tuberculosis safeguards itself from foreign DNA

Researchers at the Indian Institute of Science (IISc), with collaborators from the Institute of Mathematical Sciences (IMSc), have discovered how a key protein in the tuberculosis bacterium helps protect it from the influence ...

7 hours ago in Biology
Phys.org / Seaweed farms boost long-term carbon storage by altering ocean chemistry, study shows

Seaweeds are versatile algae. They are sources of food, medicine, and many other products, and they have the added benefit of being extremely efficient at removing CO2 from the atmosphere as they grow.

7 hours ago in Earth
Phys.org / System can diagnose infections in 20 minutes, aiding fight against drug resistance

A new technique which slashes the time taken to diagnose microbial infections from days to minutes could help save lives and open up a new front in the battle against antibiotic resistance, researchers say.

8 hours ago in Biology
Phys.org / Scientists call for 'systems reset' to redefine sustainable development

A new international study calls for a fundamental reset in how humanity understands and pursues sustainable development. The article is published in the journal Communications Sustainability.

8 hours ago in Earth
Phys.org / Catching a radical in motion with µSR spectroscopy

Using muon spin rotation spectroscopy, researchers from Japan and Canada have successfully captured the rapid conversion of an imidoyl radical into a quinoxalinyl radical occurring within nanoseconds. The technique enabled ...

8 hours ago in Chemistry
Phys.org / Whale hunting began 5,000 years ago in South America, a millennium earlier than previously thought

The hunting of large whales goes back much further in time than previously thought. New research from the Institute of Environmental Science and Technology at the Universitat Autònoma de Barcelona (ICTA-UAB) and the Department ...

9 hours ago in Other Sciences
Phys.org / An ultra-fast quantum tunneling device for the 6G terahertz era

A research team affiliated with UNIST has unveiled a quantum device, capable of ultra-fast operation, a key step toward realizing technologies like 6G communications. This innovation overcomes a major hurdle that has long ...

9 hours ago in Physics
Phys.org / Lysosomes in focus: New study reveals how cells keep them intact

When the cell's recycling stations, the lysosomes, start leaking, it can become dangerous. Toxic waste risks spreading and damaging the cell. Now, researchers at Umeå University have revealed the molecular sensors that detect ...

9 hours ago in Biology
Phys.org / Most people believe climate change primarily affects others

Research conducted by researchers at the University of Gothenburg shows that people tend to rate their own risk of being affected by climate change as lower than that of others. This perception may reduce individuals' willingness ...

9 hours ago in Earth