05/03/2026

Upconversion materials: A new frontier in solar water-splitting

Solar water splitting is one of the most direct ways to produce green hydrogen using sunlight. However, most photocatalysts and photoelectrodes absorb only a limited portion of solar radiation, mainly ultraviolet and part ...

Engineers improve infrared devices using century-old materials

After decades of intense research, surprises in the realm of semiconductors—materials used in microchips to control electrical currents—are few and far between. But with a pair of published papers, materials engineers at ...

Tracking the toxic metals left behind by wildfires

Between 2023 and 2025, more than 30 million hectares burned in Canada due to wildfires. The threat from increasingly frequent and intense wildfires goes beyond fire and smoke—the heat can also transform naturally occurring ...

New research warns charities against 'AI shortcut' to empathy

A new report from the University of East Anglia (UEA) warns that the potential reputational damage of charities using AI-generated images in their campaigns is more complex than many organizations realize. It comes as humanitarian ...

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