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Smart Cities, Green Futures: How Artificial Intelligence is Powering Urban Sustainability

On Artificial Intelligence Appreciation Day, explore how cities are using AI to drive sustainable urban planning — balancing innovation, equity, and environmental impact.
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The Plastic Convenience Con: plastic toxicity, exposure and human health

Learn what you can do to reduce plastic exposure, based on the most comprehensive clinical trial on plastic exposure and human health ever undertaken.
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Your guide to using the home energy tax credits before they’re gone

Check the new expiration dates on these incentives.
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The secret to Baltimore’s extraordinary year

This April, Baltimore saw five homicides.
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In your 50s and worried about dementia? Here are 14 ways to lower your risk | The Optimist Daily

Simple, science-backed strategies to keep your mind sharp and resilient as you age.
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Massachusetts test shows big savings from free heat pumps and solar

Low-income residents on Cape Cod and Martha’s Vineyard who participated in a home electrification pilot saw their utility bills drop by more than half.
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AI system is spotting California wildfires as soon as they start | The Optimist Daily

ALERTWildfire has been installed in Northern California and is ready for testing as the hot summer season arrives.
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Trump’s rural energy freeze hits Midwest, GOP districts hardest

More than three-quarters of federal Rural Energy for America Program grants over the last decade have gone to Republican congressional districts.
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Belfast venues unite to eliminate single-use plastic cups | The Optimist Daily

A bold step toward sustainability, Belfast sets the standard for entertainment venues in Ireland and the UK.
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Tiny fire detector inspired by nature could transform wildfire prevention | The Optimist Daily

A pinecone-sized sensor made of wax and charcoal offers a low-cost, eco-friendly way to detect wildfires early—before they become devastating.












