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Phys.org / Cells that are not our own may unlock secrets about our health

During pregnancy, maternal and fetal cells migrate back and forth across the placenta, with fetal cells entering the mother's bloodstream and tissues. They can settle in maternal organs such as the thyroid, liver, lungs, ...

Jan 22, 2026 in Biology
Phys.org / Bullying tied to higher suicide attempt risk for high school girls

A study by CUNY SPH researchers suggests that U.S. high school students who are bullied at school have substantially higher odds of attempting suicide than peers who are not bullied, with bullied girls facing the greatest ...

Jan 24, 2026 in Other Sciences
Phys.org / Meadows reveal unexpected monotony in insect biodiversity study

According to a new study by the University of Würzburg, Bavarian meadows are the most monotonous insect habitats. Surprisingly, fields and settlements often offer more diversity than grassland.

Jan 22, 2026 in Biology
Phys.org / Resurrected ancient enzyme offers new window into early Earth and the search for life beyond it

By resurrecting a 3.2-billion-year-old enzyme and studying it inside living microbes, researchers at the University of Wisconsin–Madison have created a new way to improve our understanding of the origins of life on Earth ...

Jan 22, 2026 in Astronomy & Space
Phys.org / Tungsten carbide phase control: Engineering a low-cost alternative catalyst for producing sustainable petrochemicals

Important everyday products—from plastics to detergents—are made through chemical reactions that mostly use precious metals such as platinum as catalysts. Scientists have been searching for more sustainable, low-cost ...

Jan 22, 2026 in Chemistry
Medical Xpress / Machine learning can predict patients' responses to antidepressants—while disentangling drug and placebo effects

Depression is one of the most widespread mental health disorders worldwide, affecting approximately 4% of the global population. It is characterized by a persistent low mood, disruptions in typical sleeping and/or eating ...

Jan 19, 2026 in Psychology & Psychiatry
Phys.org / Teen girls cannot escape unrealistic beauty ideals on social media, researchers say

Girls between the ages of 13 and 19 are widely exposed to beauty content online that promotes products unsuitable for young skin—even when they are not actively seeking beauty-related information. Moreover, they believe ...

Jan 19, 2026 in Other Sciences
Phys.org / Endometrial mRNA therapy to treat infertility finds early success

Researchers from the Wilmer Eye Institute, Johns Hopkins Medicine Center for Nanomedicine—which designs nanotechnology-based platforms for clinical translation across specialties—developed a strategy for delivering therapeutic ...

Jan 19, 2026 in Nanotechnology
Phys.org / AI helps reveal global surge in floating algae

For the first time and with help from artificial intelligence, researchers have conducted a comprehensive study of global floating algae and found that blooms are expanding across the ocean. These trends are likely the result ...

Jan 19, 2026 in Earth
Phys.org / Some moral acts matter more than others, study shows

Every day, we quietly judge the people around us. Did that co-worker split the credit fairly? Did a neighbor return a lost package? Did someone cut in line or respect the rules?

Jan 19, 2026 in Other Sciences
Phys.org / Scientists design artificial pain receptor that senses pain intensity and self-heals

All over the body are tiny sensors called nociceptors whose job is to spot potentially harmful stimuli and send warning signals to the brain and spinal cord, helping protect us from injury or tissue damage.

Jan 18, 2026 in Chemistry
Phys.org / How pointing errors impact quantum key distribution systems

Quantum key distribution (QKD) is an emerging communication technology that utilizes quantum mechanics principles to ensure highly secure communication between two parties. It enables the sender and receiver to generate a ...

Jan 19, 2026 in Physics