Phys.org news

Phys.org / Study maps the time and energy patterns of electron pairs in ultrafast pulses

The ability to precisely study and manipulate electrons in electron microscopes could open new possibilities for the development of both ultrafast imaging techniques and quantum technologies.

10 minutes ago in Physics
Phys.org / New magnetic component discovered in the Faraday effect after nearly two centuries

Researchers at the Hebrew University of Jerusalem discovered that the magnetic component of light plays a direct role in the Faraday effect, overturning a 180-year-old assumption that only its electric field mattered.

1 hour ago in Physics
Phys.org / 'Trained' bacteriophages expand treatment options for antibiotic-resistant infections

Antibiotic resistance is one of the most pressing challenges to global public health as harmful microbes evolve to evade these medications.

1 hour ago in Biology
Phys.org / People in isolated cities in Africa suffer more violence against civilians, study reveals

Cities are often seen as hotspots of violence, with the assumption that larger cities are inherently more violent than smaller ones. This "universal law" of urban scaling has long shaped scientific thinking. But new research ...

1 hour ago in Other Sciences
Phys.org / Auction of famed CIA cipher shaken after archive reveals code

It is one of the world's most famous unsolved codes whose answer could sell for a fortune—but two US friends say they have already found the secret hidden by "Kryptos."

58 minutes ago in Other Sciences
Phys.org / Why mysterious structures within Earth's mantle hold clues to life here

For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so vast and unusual that they defy conventional models of planetary evolution.

13 hours ago in Earth
Phys.org / Ape ancestors and Neanderthals likely kissed, new analysis finds

A new study led by the University of Oxford has found evidence that kissing evolved in the common ancestor of humans and other large apes around 21 million years ago, and that Neanderthals likely engaged in kissing too. The ...

11 hours ago in Biology
Phys.org / Looking inside a well-preserved Neanderthal nose to solve a mystery about our ancestors' faces

A long-standing debate in paleontology about whether the distinctive Neanderthal nose evolved purely for the cold weather may have finally been solved, and it's all thanks to an ancient, exceptionally preserved nasal cavity.

17 hours ago in Biology
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.

10 hours ago in Other Sciences
Phys.org / Video catches wild wolf pulling in crab trap to get to food—but is it tool use?

Many animals have been observed using tools. For example, chimps tear leaves off of branches and stick them into holes to pull out termites, and wild dingoes have been observed moving objects to stand on to get to another ...

20 hours ago in Biology
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 ...

11 hours ago in Other Sciences
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 ...

22 hours ago in Astronomy & Space