Phys.org news

Phys.org / Deep imaging suggests isolated galaxy forms stars without signs of past mergers

Using the Two-meter Twin Telescope (TTT3), Spanish astronomers have conducted deep optical imaging of an isolated dwarf galaxy known as NGC 6789. Results of the new observations, presented November 10 on the arXiv preprint ...

Nov 18, 2025 in Astronomy & Space
Phys.org / Quantum teleportation between photons from two distant light sources achieved

Everyday life on the internet is insecure. Hackers can break into bank accounts or steal digital identities. Driven by AI, attacks are becoming increasingly sophisticated. Quantum cryptography promises more effective protection. ...

Nov 18, 2025 in Physics
Phys.org / New synthesis strategy for (–)-gukulenin A reveals the chemistry behind its anticancer effects

A team of researchers from Yale University, U.S., successfully achieved the first stereoselective synthesis of the complex natural product (–)-gukulenin A (7), which exhibits notable cytotoxicity against ovarian cancer.

Nov 18, 2025 in Chemistry
Phys.org / Archaeologists reveal second-largest Roman olive oil mill in the Roman Empire

Ca' Foscari University of Venice is co-directing a major international archaeological mission in the Kasserine region of Tunisia. The excavations, focused on the area of ancient Roman Cillium, on the border with present-day ...

Nov 18, 2025 in Other Sciences
Phys.org / How most of the universe's visible mass is generated: Experiments explore emergence of hadron mass

Deep in the heart of the matter, some numbers don't add up. For example, while protons and neutrons are made of quarks, nature's fundamental building blocks bound together by gluons, their masses are much larger than the ...

Nov 18, 2025 in Physics
Phys.org / Social media use soars as kids drop sports, reading and the arts

In striking new statistics, experts warn of social media's growing grip on young people, with use among children and teens soaring by more than 200% since before COVID and showing no sign of decline.

Nov 18, 2025 in Other Sciences
Phys.org / Disputed Jordan codices reveal age variations under ion-beam scrutiny

Scientists have delivered the most detailed assessment yet of a set of disputed lead books known as the Jordan codices. With debate centered on whether they could date back to the early Christian period, a study led by the ...

Nov 18, 2025 in Other Sciences
Phys.org / Stars forge elements in new, uncharted ways: Experimental physicist discusses the 'i-process'

All around us are elements forged in stars, from the nickel and copper in coins to the gold and silver in jewelry. Scientists have a good understanding of how these elements form: In many cases, a nucleus heavier than iron ...

Nov 18, 2025 in Astronomy & Space
Phys.org / New cable design mitigates flaws in superconducting wires

When current flows through a wire, it doesn't always have a perfect path. Tiny defects within the wire mean current must travel a more circuitous route, a problem for engineers and manufacturers seeking reliable equipment.

Nov 18, 2025 in Physics
Phys.org / Enzyme-free approach gently detaches cells from culture surfaces

Anchorage-dependent cells are cells that require physical attachment to a solid surface, such as a culture dish, to survive, grow, and reproduce. In the biomedical industry, and others, having the ability to culture these ...

Nov 18, 2025 in Biology
Phys.org / Wine grape still carries molecular memory of its ancestry after 400 years, study finds

About 400 years ago, a cross between cabernet franc and sauvignon blanc gave birth to cabernet sauvignon. Today, cabernet sauvignon is the world's most-planted wine grape, dominating vineyards from Napa to Bordeaux. New research ...

Nov 18, 2025 in Biology
Phys.org / Physicists drive antihydrogen breakthrough at CERN with record trapping technique

Physicists from Swansea University have played the leading role in a scientific breakthrough at CERN, developing an innovative technique that increases the antihydrogen trapping rate by a factor of ten.

Nov 18, 2025 in Physics