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Phys.org / Pūkeko birds combine sound elements to create complex call sequences for communication, study reveals

Pūkeko use sound elements to create calls and combine them to create complex call sequences in order to expand the range of options for expressing themselves—these are the findings of an international team including Konstanz ...

Jan 20, 2026 in Biology
Phys.org / Get ready for smokier air: Record 2023 wildfire smoke marks long-term shift in North American air quality

A new analysis of air quality data from the past 70 years shows that Canada's record wildfire smoke in 2023 is part of a broader, continent-wide trend toward smokier skies across North America.

Jan 20, 2026 in Earth
Phys.org / Water makeup of Jupiter's Galilean moons set at birth, new study finds

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor Europa is thought to harbor a vast global ocean of liquid water beneath its icy crust. A new international ...

Jan 20, 2026 in Astronomy & Space
Tech Xplore / MorphoChrome pairs software with handheld device to make everyday objects iridescent

Gemstones like precious opal are beautiful to look at and deceivingly complex. As you look at such gems from different angles, you'll see a variety of tints glisten, causing you to question what color the rock actually is. ...

Jan 20, 2026 in Software
Medical Xpress / An oral cancer drug shows promise against aggressive brain tumors

A national clinical trial led by the Alliance for Clinical Trials in Oncology has found that abemaciclib, an oral cancer drug, may slow tumor growth in patients with aggressive meningiomas that have specific genetic mutations. ...

Jan 20, 2026 in Medications
Tech Xplore / Benchmarking framework reveals major safety risks of using AI in lab experiments

While artificial intelligence (AI) models have proved useful in some areas of science, like predicting 3D protein structures, a new study shows that it should not yet be trusted in many lab experiments. The study, published ...

Jan 19, 2026 in Engineering
Phys.org / ChatGPT found to reflect and intensify existing global social disparities

New research from the Oxford Internet Institute at the University of Oxford, and the University of Kentucky, finds that ChatGPT systematically favors wealthier, Western regions in response to questions ranging from "Where ...

Jan 20, 2026 in Other Sciences
Phys.org / Beyond chemistry: How mechanical forces shape brain wiring

During brain development, neurons extend long processes called axons. Axons link different areas of the brain and carry signals within it and to the rest of the body. Growing axons "wire up" the brain by following precise ...

Jan 20, 2026 in Biology
Medical Xpress / Dual gene deletion reveals potential biomarkers for predicting immunotherapy success

The deletion of two cancer genes, CHD1 and MAP3K7, improves how well tumors respond to cancer immunotherapy and could be used as biomarkers to help predict which patients are most likely to benefit from treatment, new research ...

Jan 20, 2026 in Genetics
Phys.org / Intricacies of Helix Nebula revealed with Webb

NASA's James Webb Space Telescope has zoomed into the Helix Nebula to give an up-close view of the possible eventual fate of our own sun and planetary system. In Webb's high-resolution look, the structure of the gas being ...

Jan 20, 2026 in Astronomy & Space
Medical Xpress / Community water fluoridation not linked to lower birth weight, large US study finds

A new study from Columbia University Mailman School of Public Health finds that community water fluoridation (CWF) is not associated with significant changes in birth weight—a widely accepted indicator of infant health ...

Jan 20, 2026 in Health
Medical Xpress / B cells play a more sinister role than believed in progression of type 1 diabetes

A recent study by Vanderbilt Health researchers has revealed a greater, detrimental role for B lymphocytes (B cells) in the progression of type 1 diabetes (T1D).

Jan 20, 2026 in Diabetes