Phys.org news

Phys.org / Dogs are more like toddlers than cats when it comes to helping humans

Why does your dog rush to "help" when you are searching for something, while your cat seems… eh, less concerned? New research suggests that this difference may stem from deep evolutionary roots—and that, in certain situations, ...

Feb 26, 2026 in Biology
Phys.org / Romance and sexual intimacy don't diminish with age, study suggests

A study by the University of New Hampshire challenges common assumptions about aging and intimacy, revealing that many single adults aged 60 to 83 continue to prioritize sexual activity in their romantic relationships—underscoring ...

Feb 26, 2026 in Other Sciences
Phys.org / Human activity is influencing the behavior of Germany's wildcats

A research team led by Dr. Chris Baumann and Dr. Dorothée Drucker from the Senckenberg Center for Human Evolution and Paleoenvironment at the University of Tübingen has found that the European wildcat is increasingly using ...

Feb 26, 2026 in Biology
Phys.org / Scientists lay out what we do and don't yet know about moths and butterflies

Should you ever find yourself playing a trivia game on the topic of moths and butterflies, here are a few facts that might help. Collectively called Lepidoptera, moths and butterflies account for nearly 10% of all animal ...

Feb 26, 2026 in Biology
Phys.org / Laser technique can quickly check mRNA packaging in lipid nanoparticles

Messenger RNA (mRNA) technology is transforming medicine by providing our cells with genetic instructions to produce proteins that help the immune system prevent or fight a wide range of diseases, including cancer and other ...

Feb 26, 2026 in Nanotechnology
Phys.org / Tackling the global tuberculosis crisis: An emerging class of antibiotics offers hope

Researchers from the University of Sydney and the Centenary Institute have discovered how a promising class of experimental antibiotics disrupts the bacterium that causes tuberculosis (TB), paving the way for urgently needed ...

Feb 26, 2026 in Biology
Phys.org / Turning over a new leaf in analyses of natural products

Scientists have developed a new way to help understand what happens in the body when people consume a plant product and the many chemicals it contains. The Journal of Natural Products published the method to quickly analyze ...

Feb 26, 2026 in Chemistry
Phys.org / Smart materials and drug delivery could exploit lipid molecules that reorganize at drying interfaces

Minor changes in moisture level can promote lipid molecules to reorganize themselves in biomaterial or biomembranes. This can affect how the skin, lungs and tear film protect us from dehydration. This new discovery from Lund ...

Feb 26, 2026 in Chemistry
Phys.org / Peanut waste can be turned into high-quality futuristic graphene

Researchers at UNSW have discovered a new way to make graphene, a remarkable "wonder material," using just discarded peanut shells. The development opens the door to cheaper, more sustainable electronics and energy storage ...

Feb 26, 2026 in Nanotechnology
Phys.org / PFOS 'forever chemical' can accumulate in bees—and their honey

A study published in the journal Environmental Science & Technology has revealed the toxic "forever chemical," PFOS, can accumulate in exposed honeybee colonies and transfer to their honey, threatening pollinator viability, ...

Feb 26, 2026 in Earth
Phys.org / Birds achieve sweet success: What adaptations to high-sugar diets reveal about metabolism

Anyone who has seen a hummingbird poking her beak deep into a trumpet creeper blossom, or a honeyeater using its brush-tipped tongue to extract nectar from eucalyptus flowers, has witnessed something that, from a human perspective, ...

Feb 26, 2026 in Biology
Phys.org / Rice gene discovery could cut fertilizer use while protecting yields

Researchers from the University of Oxford, Nanjing Agricultural University, and Institute of Genetics and Developmental Biology (Chinese Academy of Sciences) have finally identified the master regulator in plants that balances ...

Feb 26, 2026 in Biology