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Tech Xplore / AIs behaving badly: An AI trained to deliberately make bad code will become bad at unrelated tasks, too

Artificial intelligence models that are trained to behave badly on a narrow task may generalize this behavior across unrelated tasks, such as offering malicious advice, suggests a new study. The research probes the mechanisms ...

Jan 15, 2026 in Security
Phys.org / Hybrid polymer nanocarriers improve pulmonary mRNA vaccine delivery

An LMU research team led by Professor Olivia M. Merkel, Chair of Drug Delivery at LMU, has developed a new delivery system for inhalable mRNA vaccines. Published in the journal Cell Biomaterials, the study presents a novel ...

Jan 15, 2026 in Nanotechnology
Phys.org / T. rex grew up slowly: New study reveals 'king of dinosaurs' kept growing until age 40

For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of Tyrannosaurus rex to estimate how old the giant carnivores were when they died and how quickly they grew ...

Jan 14, 2026 in Biology
Dialog / A new form of graphene-derived material could unlock next-generation printed electronics

Graphene has long been hailed as a "wonder material." It is incredibly strong, highly conductive and almost impossibly thin—just one atom thick. These properties make it a promising candidate for next-generation technologies ...

Jan 14, 2026 in Nanotechnology
Medical Xpress / Focus on exercise and diet after retirement, say experts

A new South Australian study has found little change in most people's diet and exercise after retirement—pointing to the need for positive lifestyle choices during your working life to maximize long-term health outcomes.

Jan 16, 2026 in Health
Phys.org / Will unseasonably hot weather dash Southern California's hopes for a 2026 superbloom?

Wildflower expert Naomi Fraga was excited about the prospect of an extraordinary bloom this spring, after a winter of near record rainfall, but this week's unseasonably hot, dry weather has dimmed her hopes for a superbloom ...

Jan 16, 2026 in Biology
Medical Xpress / Researchers survey the ADHD coaching boom

More people with attention-deficit/hyperactivity disorder (ADHD) are turning to coaches for guidance. Those coaches, who often have ADHD themselves, offer similar services to psychologists but don't think of their work as ...

Jan 15, 2026 in Psychology & Psychiatry
Phys.org / How cholera virulence is activated: A long-sought structural explanation

Cholera remains a major global public health challenge, with an estimated 1.3 to 4 million cases and tens of thousands of deaths reported worldwide each year. Caused by the bacterium Vibrio cholerae, the disease spreads primarily ...

Jan 15, 2026 in Biology
Medical Xpress / Standard TB and HIV treatments leave lung immune system impaired, study shows

The immune system remains seriously out-of-whack—in an inflammatory state of overactivation and impaired functionality—following the international gold standard for treating people with latent tuberculosis (TB) and HIV, ...

Jan 15, 2026 in HIV & AIDS
Medical Xpress / New blood test shows extent of brain injury after stroke—and reveals treatment effects

Strokes are a medical emergency, yet imaging can capture only snapshots of how brain damage develops in the hours and days that follow. For many other organs, blood tests can indicate acute injury, but until now the brain ...

Phys.org / ISS astronauts splash down on Earth after first-ever medical evacuation

Four International Space Station crewmembers splashed down in the Pacific Ocean on Thursday, NASA footage showed, after the first ever medical evacuation in the orbital lab's history.

Jan 15, 2026 in Astronomy & Space
Phys.org / Ocean impacts nearly double economic cost of climate change, study finds

For the first time, a study by researchers at Scripps Institution of Oceanography at the University of California, San Diego integrates climate-related damages to the ocean into the social cost of carbon—a measure of economic ...

Jan 15, 2026 in Earth