COVID-19 vaccines for kids are mired in uncertainty amid conflicting federal guidance

It’s August, and parents and caregivers are frantically preparing their kids for a new school year by buying supplies, filling out forms and meeting teachers. This year, many parents also…

Grief feels unbearable, disorienting and chaotic – a grief researcher and widow shares evidence-based ways to face the early days of loss

The July 4 floods in Kerr County, Texas, sent shockwaves across the country. Now that most of the victims’ burials are over, the weight of grief is just beginning for…

The first experimental realization of quantum optical skyrmions in a semiconductor QED system

Polarization profiles of the cavity-enhanced single-photon skyrmions. Credit: Nature Physics (2025). DOI: 10.1038/s41567-025-02973-y “These modes are carefully engineered superpositions of Laguerre-Gaussian states that carry orbital angular momentum, which is essential…

Ji Liu – Functional Ecologists

In this blog post, we hear from Associate Editor Ji Liu, Associate Professor at the Institute of Earth Environment, Chinese Academy of Sciences and a Postdoctoral Researcher at the Spanish…

Portable test detects infections from a single drop of blood in 15 minutes

At the core of a new diagnostic test created by ASU researchers are tiny gold nanoparticles, engineered to detect extremely small amounts of disease-related proteins. The device is so sensitive…

Perplexity AI offers Google $34.5 bn for Chrome browser

A US judge is expected to decide soon whether to order Google to sell its globally popular Chrome browser to weaken the tech firm’s dominance in online search. Perplexity AI…

Warm autumns could be a driver in monarch butterflies’ decline

Toastier fall weather might cause migrating monarch butterflies to wing it and change their flight plans, starting the countdown toward death.  Eastern monarchs captured during their autumn migration and exposed…

How small changes in walking technique may help treat knee osteoarthritis

Credit: Unsplash/CC0 Public Domain Gait analysis and pain measures show that subtly adjusting the angle of the foot during walking may reduce knee pain caused by osteoarthritis. This approach may…

Neuron Discovery Could Help Restore Breathing After Spinal Injuries

Summary: Scientists have discovered a specialized group of spinal cord interneurons that help regulate breathing when the body faces challenges like high carbon dioxide levels. Blocking these neurons impaired the…

Viking-Age hoard reveals trade between England and the Islamic World

A Viking-Age silver hoard unearthed in Bedale, North Yorkshire, is providing new insights into wealth and trading links between England and the Islamic World. First discovered in 2012 by a…