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Medical Xpress / A tax on sugary drinks in Egypt could reduce disease and save US$1.8 billion in health care costs: Modeling study

Noncommunicable diseases—heart disease, stroke, diabetes, cancer—are no longer just a rich-country problem. Across Africa, they are becoming the leading cause of death, driven in part by a simple and overlooked culprit: what ...

Jul 26, 2026
Phys.org / Most powerful Northern Lights in a generation expose weaknesses in UK infrastructure

Millions of people across the UK marveled at the spectacular northern lights that lit up the night sky in May 2024. But while the display captivated skywatchers, the geomagnetic storm behind it also served as the biggest ...

Jul 23, 2026
Medical Xpress / Mind-wandering mechanisms change depending on eye state

A type of brain activity linked to arousal and attention can track mind wandering. But research conflicts on whether this activity promotes or hinders mind wandering. Esther Thielking of Barnard College and colleagues explored ...

Jul 27, 2026
Phys.org / Frozen fiber couples light and sound 1,000 times more strongly than standard glass fibers

Researchers have developed a new type of optical fiber by freezing a glass capillary filled with liquid. It guides light and sound waves simultaneously and enables highly efficient coupling between them. The high coupling ...

Jul 21, 2026
Medical Xpress / Testosterone and combat readiness: What does the evidence really show?

Pete Hegseth, the U.S. defense secretary, recently announced plans to measure testosterone levels in U.S. soldiers with a promise of "ensuring you have the right testosterone levels to operate at your absolute best." Soldiers ...

Jul 26, 2026
Phys.org / New methods for removing harmful nitrates from drinking water identified

Nitrate contamination of drinking water poses a major health concern, particularly in agricultural communities where fertilizers, livestock manure and septic systems can leach nitrates into groundwater. Many rural households ...

Jul 24, 2026
Medical Xpress / A new plan for healthy aging starts before we're born

Most of us would like to hang around on the planet for as long as possible, and thankfully, lifespans in many countries are increasing. Scientists are also developing a new field known as longevity medicine, which aims to ...

Jul 20, 2026
Tech Xplore / Tiny memory switches could shrink 5G and 6G radio-frequency chips

Mobile phones today handle far more wireless signals and services than earlier generations. The same is true of the sophisticated equipment behind mobile networks, such as base stations, and emerging technologies such as ...

Jul 24, 2026
Phys.org / Scotland declares 'major' wildfire in Cairngorms national park

Scottish firefighters fought a wildfire Saturday that was burning through Cairngorms National Park in the north, with authorities advising residents to evacuate.

Jul 26, 2026
Phys.org / Juno takes temperature of Jupiter's fiery moon Io

NASA's Juno mission has provided the first measurements of the temperature below the surface of Jupiter's moon Io, revealing significant heating within the shallow subsurface of the most volcanically active world in the solar ...

Jul 22, 2026
Phys.org / 2,000 volunteers join a painstaking effort to restore massive skeleton of prehistoric predator

Volunteers armed with chisels, brushes and protective goggles chip away at rock encasing the bones of a massive prehistoric amphibian in a glass-walled laboratory on the ground floor of Warsaw's Copernicus Science Centre.

Jul 22, 2026
Phys.org / Africa's wildfire season is actually getting shorter, scientists think they know why

Africa is home to around 70% of the world's burned area—the total area of land scorched by wildfires each year—making it the planet's biggest wildfire hotspot. Yet despite this, satellite observations have revealed an unexpected ...

Jul 20, 2026