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Top storyHow school choice may sustain income segregation in US classrooms phys.org · 37m ago

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How school choice may sustain income segregation in US classrooms

Schools in the U.S. are often segregated by income as well as race, a reality frequently attributed to residential segregation. Students assigned to K-12 schools based on where they live will, by extension, typically experience that same degree of segregation in their classrooms.

Brief phys.org · 37m ago
Does teleworking reduce carbon emissions? It depends on how you do it

Teleworking—including working from home, coworking or working from other third places—can reduce carbon emissions by eliminating commutes. But if you're not careful, this benefit will be offset by the carbon cost of work-related housing space, according to a study published in PL

Brief phys.org · 1h ago
Scientists recover sub-Saharan Africa's oldest ancient animal DNA

Ancient DNA can be a powerful tool for helping us reconstruct the long-dead past. Most surviving genetic material comes from the bones and teeth of animals that lived in cold environments, where freezing temperatures help prevent decay. While hotter climates are seen as hostile t

Brief phys.org · 3h ago
Sustainability reports: What 10 years of corporate data reveal—and conceal

A new study finds that companies are increasingly disclosing climate data—yet coverage of value chains and social factors remains patchy. Using an AI-powered method, a team from LMU Munich and the University of Cologne analyzed 2.9 million sustainability indicators from 10 years

Brief phys.org · 4h ago
Antarctic change drives slowdown of global ocean circulation

New Antarctic research shows the deepest layer of the Southern Ocean is shrinking faster than scientists realized, with the rate of change accelerating over the past decade. This is of worldwide significance because as it sinks and fills up to 40% of the global ocean volume, the

Brief phys.org · 5h ago
This pet gecko could help scientists unlock the secrets of cancer

An unusual leopard gecko that naturally develops aggressive tumors may become an important new model for cancer research. Scientists found its tumors share key genetic changes with human cancers, offering a rare opportunity to study the disease as it develops naturally.

Brief sciencedaily.com · 5h ago
Hydrology professor develops simple outdoor flood alarm to save lives

In the aftermath of the devastating July 4, 2025, floods that took 139 lives in Central Texas, an associate professor at The University of Texas at Austin set out to make a new type of outdoor flood alarm: a low-tech, loud alarm that anyone could "set and forget"—just like a smok

Brief phys.org · 8h ago
Student News Today — July 15, 2026

Why have humans collected crystals for 780,000 years? Chimpanzees may hold the answer and more — today's student signal.

Brief StudentNews · 9h ago

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How school choice may sustain income segregation in US classrooms

Schools in the U.S. are often segregated by income as well as race, a reality frequently attributed to residential segregation. Students assigned to K-12 schools based on where they live will, by extension, typically experience that same degree of segregation in their classrooms.

phys.org · 37m ago
What if disabled astronauts are just better suited to space?

The UK Space Agency and space startup Vast just signed an agreement to send Paralympic sprinter and below-knee amputee John McFall into orbit as early as 2027. Most coverage framed it as a victory for inclusion. As a space health researcher, I think something far more interesting

phys.org · 17m ago
T. rex babies were born ready to run and feed themselves

Tyrannosaurus rex was a giant of the prehistoric world, standing up to 13 feet (4 meters) tall and weighing around 9 tons (8 tonnes). So you might expect that its hatchlings were also a considerable size.

phys.org · 37m ago
Prey accessibility, not abundance, may shape predator behavior in penguins

Large seabird colonies have a surrounding boundary known as Ashmole's halo, where food sources are depleted, forcing the birds to travel farther to gather the food they need. The reason seems obvious—the more birds, the more they eat, which reduces the available prey. But that mi

phys.org · 57m ago
Deforestation decline is not driven by corporate commitments

Tropical forests are essential for biodiversity, climate regulation and carbon storage. Yet they continue to disappear at an alarming rate. Many companies have adopted zero-deforestation commitments to reduce this trend. But it is crucial to determine how effective these commitme

phys.org · 57m ago
New method scales up twist-engineered oxide materials for future electronics

Researchers have shown it is possible to expand the field of twistronics—literally. They have demonstrated a technique that allows them to fabricate oxide twistronic materials at much larger scales while also controlling the twist angles between materials that dictate their struc

phys.org · 1h ago
Scientists find hidden individuality in viral infections

An international team of researchers developed a new way to uncover hidden differences in how viruses infect and destroy individual microbial cells—solving a biological puzzle that has persisted for more than 80 years.

phys.org · 1h ago
As snowpack shrinks, Sierra Nevada mountain ponds undergo dramatic change

On a summer afternoon in the Sierra Nevada, a mountain pond can look calm and still, reflecting granite peaks and alpine sky. But beneath the surface, these small, shallow waters are anything but stable. In fact, they are among the most thermally variable aquatic ecosystems on Ea

phys.org · 1h ago
New study reveals editorial trends at top science journals

Studies published in prestigious academic journals receive more attention from scholars and media outlets, shaping public discourse and potentially accelerating academic careers. While the path to publication is often murky, a new analysis of more than 110,000 papers submitted to

phys.org · 1h ago

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