Scientists have discovered that even short-term exposure to polluted air can speed up Alzheimer’s, worsening toxic protein buildup in the brain and accelerating memory loss. The research connects fine ...

CHIP JACOBS, WRITER: It's hard for us to imagine what it was like that day in July 1943. It appeared quite suddenly. CHRISTOPHER WELLS, HISTORIAN: Thick, dark, silvery blue clouds descended over the ...

You probably don’t spend much time thinking about the compressor in your air conditioner, at least as long as it’s pumping out cool air. But if you’re in the market for a new window AC this season, ...