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Phys.org / Scientists reveal what drives homosexual behavior in primates

Homosexual behavior in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh environments, are hunted by predators or live in more complex societies, scientists said Monday.

11 hours ago in Biology
Phys.org / Fruit flies' embryonic stage reveals that climate adaptation begins early

As the climate changes, scientists are concerned about how well plants and animals will adapt to rapid warming. A new University of Vermont study has explored the early embryonic life stage of a globally common fruit fly, ...

7 hours ago in Biology
Medical Xpress / T cells gain superior memory through new reprogramming method, boosting cancer-fighting abilities

Georgetown University's Lombardi Comprehensive Cancer Center researchers have identified a new way to reprogram T cells, which are infection and tumor-fighting white blood cells, so that they have a superior memory, thereby ...

9 hours ago in Oncology & Cancer
Phys.org / A new valve for quantum matter: Steering chiral fermions by geometry alone

A collaboration between Stuart Parkin's group at the Max Planck Institute of Microstructure Physics in Halle (Saale) and Claudia Felser's group at the Max Planck Institute for Chemical Physics of Solids in Dresden has realized ...

9 hours ago in Physics
Medical Xpress / Using rare sugars to address alcoholism

While investigating the FGF21-oxytocin-dopamine system, a mechanism that regulates sugar appetite, a team of researchers at Kyoto University noticed reports suggesting that the protein FGF21 may regulate alcohol ingestion.

9 hours ago in Neuroscience
Phys.org / Overlooked decline in grazing livestock brings risks and opportunities

For decades, researchers have focused on the problem of overgrazing, in which expanding herds of cattle and other livestock degrade grasslands, steppes and desert plains. But a new global study reveals that in large regions ...

9 hours ago in Biology
Phys.org / Silky shark tagging study reveals gaps in marine protected areas

The limited range of marine protected areas (MPAs) offers reduced protection to vulnerable species such as the highly mobile silky shark (Carcharhinus falciformis). Because the survival of these sharks is threatened by commercial ...

9 hours ago in Biology
Phys.org / Compressed data technique enables pangenomics at scale

Engineers at the University of California have developed a new data structure and compression technique that enables the field of pangenomics to handle unprecedented scales of genetic information. The team, led by UC San ...

9 hours ago in Biology
Phys.org / Mars was once a 'blue planet': Ancient river deltas point to vast ocean

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very similar to classic river deltas on Earth. These are traces of rivers that have deposited their sediments ...

11 hours ago in Astronomy & Space
Phys.org / Retail therapy fail? Online shopping may raise stress more than news, email or adult content

Planning to save time by doing your shopping online? If so, it's possible you're not doing your well-being any favors. A study from Aalto University in Finland has found that online shopping is more strongly linked to stress ...

10 hours ago in Other Sciences
Phys.org / How floodwaters impact fossil formation

A new study by the University of Minnesota challenges previous classifications paleontologists use to determine how the fossil record is formed. They investigated how dinosaur and mammal bones are transported and buried by ...

9 hours ago in Biology
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 ...

9 hours ago in Oncology & Cancer