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Phys.org / The cosmic seesaw: Black holes eject material as winds or jets, but not both at once

Astronomers at the University of Warwick have discovered that black holes don't just consume matter—they manage it, choosing whether to blast it into space as high-speed jets or sweep it away in vast winds.

23 hours ago in Astronomy & Space
Medical Xpress / Genes that predispose an individual to pancreatic cancer identified

A new study by the National Cancer Research Center (CNIO) has identified several sets of genes related to the predisposition to develop pancreatic ductal adenocarcinoma (the most common type of pancreatic cancer), as well ...

23 hours ago in Oncology & Cancer
Medical Xpress / Mechanism behind persistent autoimmune joint destruction revealed in new study

Nearly 1.5 million Americans and nearly 5% of women over the age of 55 have rheumatoid arthritis (RA), an incurable autoimmune disease marked by joint inflammation and subsequent damage. Despite advances in treatment, such ...

23 hours ago in Arthritis & Rheumatism
Phys.org / Nightingales strike right chord in territorial singing duels

During conversation, people sometimes synchronize their voices in ways that often go completely unnoticed. Talking speeds converge, sentence lengths shift, turn-taking rhythms fall into sync. New research from the Max Planck ...

23 hours ago in Biology
Phys.org / High-speed AFM imaging reveals how brain enzyme forms a dodecameric ring structure

Scientists at the Nano Life Science Institute (WPI-NanoLSI), Kanazawa University, have captured real-time images showing how a key brain enzyme organizes itself to help memory formation.

23 hours ago in Nanotechnology
Medical Xpress / Brain cancer digital twin predicts treatment outcomes by mapping tumor metabolism

A new machine-learning-based approach to mapping real-time tumor metabolism in brain cancer patients, developed at the University of Michigan, could help doctors discover which treatment strategies are most likely to be effective ...

23 hours ago in Oncology & Cancer
Tech Xplore / Social media harms teens, watchdog warns, as France weighs ban

Social media harms the mental health of adolescents, particularly girls, France's health watchdog said Tuesday as the country debates banning children under 15 from accessing the immensely popular platforms.

3 hours ago in Internet
Phys.org / Racial bias is at play in overrepresentation of Black youth in Canadian child welfare systems

Researchers who examined Canadian child welfare data found that Black children were not only investigated at a higher rate than their white peers but were also more likely to be taken from their homes, even when the only ...

15 hours ago in Other Sciences
Phys.org / Oak-killing beetle significantly expanding range in SoCal

A tiny beetle responsible for killing hundreds of thousands of oak trees in Southern California has reached Ventura County, marking a troubling expansion.

18 hours ago in Biology
Phys.org / Happiness, autonomy and wealth: Worldwide analysis reveals a nuanced relationship

Happiness and well-being depend on how much volition, choice and control people feel they have over their life—their sense of autonomy. Researchers have acknowledged this connection, but there's been disagreement about ...

18 hours ago in Other Sciences
Medical Xpress / A novel DNA-based therapy achieves significant increase in overall survival in platinum resistant ovarian cancer

A new clinical study published in the International Journal of Gynecological Cancer reports encouraging results for women facing platinum-resistant ovarian cancer (PROC). Researchers evaluated a novel DNA-based therapy, Elenagen, ...

16 hours ago in Oncology & Cancer
Phys.org / Not just 'eunuchs' or sex workers: In ancient Mesopotamia, gender-diverse people held positions of power

Today, trans people face politicization of their lives and vilification from politicians, media and parts of broader society.

19 hours ago in Other Sciences