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Medical Xpress / High consumption of ultraprocessed foods may be linked to cancer survivors' risk of death

Ultraprocessed foods can be considered unhealthy because they are often low in essential nutrients such as vitamins, minerals, and fiber, and the industrial processing methods used to produce them introduce additives, artificial ...

2 hours ago in Health
Phys.org / Did we just see a black hole explode? Physicists think so—and it could explain (almost) everything

In 2023, a subatomic particle called a neutrino crashed into Earth with such a high amount of energy that it should have been impossible. In fact, there are no known sources anywhere in the universe capable of producing such ...

14 hours ago in Astronomy & Space
Phys.org / Physicists achieve near-zero friction on macroscopic scales

For the first time, physicists in China have virtually eliminated the friction felt between two surfaces at scales visible to the naked eye. In demonstrating "structural superlubricity," the team, led by Quanshui Zheng at ...

13 hours ago in Physics
Phys.org / NASA's Artemis II plans to send a crew around the moon to test equipment and lay the groundwork for a future landing

Almost as tall as a football field, NASA's Space Launch System rocket and capsule stack traveled slowly—just under one mile per hour—out to the Artemis II launchpad, its temporary home at the Kennedy Space Center in Florida, ...

3 hours ago in Astronomy & Space
Phys.org / Political division in the US surged from 2008 onward, study suggests

Divisions within the US population on social and political issues have increased by 64% since 1988, with almost all this coming after 2008, according to a study tracking polarization from the end of the Reagan era to the ...

7 hours ago in Other Sciences
Phys.org / Reproduction in space, an environment hostile to human biology

As commercial spaceflight draws ever closer and time spent in space continues to extend, the question of reproductive health beyond the bounds of planet Earth is no longer theoretical but now "urgently practical," according ...

7 hours ago in Astronomy & Space
Phys.org / Innate biases of newborn animals inspire adaptive decision-making model

Precocial animals, the ones that move autonomously within hours after hatching or birth, have many biases they are born with that help them survive, finds a new paper led by Queen Mary University of London, published in Proceedings ...

7 hours ago in Biology
Phys.org / Solid, iron-rich megastructure under Hawaii slows seismic waves and may drive plume upwelling

Mantle plumes beneath volcanic hotspots, like Hawaii, Iceland, and the Galapagos, seem to be anchored into a large structure within the core-mantle boundary (CMB). A new study, published in Science Advances, takes a deeper ...

14 hours ago in Earth
Medical Xpress / How to keep plant-based foods on the table now that Veganuary is over

Campaigns like Veganuary (an initiative that encourages people to eat a plant-based diet in January) have been hugely successful in raising awareness about the climate and the health benefits of eating this way. However, ...

3 hours ago in Health
Phys.org / Urban light pollution disrupts nighttime melatonin in wild nurse sharks

Artificial light from major coastal cities can disrupt the nighttime biology of sharks, according to new research that provides the first-ever measurements of melatonin—a hormone tied to biological rhythms—in wild sharks.

8 hours ago in Biology
Phys.org / Q&A: What we've learned about how students are using AI, and how to help them

Much is being said about the wonders of artificial intelligence (AI) and how it is the new frontier. And while it provides amazing possibilities in fields like medicine, academics are debating its advantages for university ...

4 hours ago in Other Sciences
Tech Xplore / Neptunium study yields plutonium insights for space exploration

Researchers at the Department of Energy's Oak Ridge National Laboratory are breathing new life into the scientific understanding of neptunium, a unique, radioactive, metallic element—and a key precursor for production of ...

8 hours ago in Energy & Green Tech