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As Millions of Birds Migrate, Residents Are Asked to Turn Off the Lights
15 September 2026 at 21:58
Birds are drawn to lights, and more than a billion die each year after crashing into buildings, experts said.
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Buildings May Soon Have ‘Immune Systems’ That Fight Airborne Disease
19 June 2026 at 10:00
Following the pandemic, the federal government is spending $150 million on new technology to ensure clean indoor air. Here’s what scientists are pursuing.
