21/11/2025

New membrane sets record for separating hydrogen from CO₂

When designing membranes that separate industrial gases, scientists often incorporate structures that attract the gas they want to obtain. This attraction can enhance the membrane's permeability, and help isolate the desired ...

Most homemade dog diets lack nutrients, study finds

Over the last two decades, homemade diets have seen a rise in popularity among dog owners. However, new research from the Dog Aging Project (DAP) reveals that most homemade diets are missing important nutrients that dogs ...

Male green hermit hummingbirds: Bills evolved for battle

Let's get one thing out of the way: All hummingbirds fight. Most species fight for food, using their tiny bodies and sharp bills to force competitors away from flowers. But the green hermit hummingbird, which lives primarily ...

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