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As Musk prepares for the largest IPO in history, SpaceX's plan to park a million data centers in Earth’s orbit has left scientists worried a...

Smoky and orange skies could be a new normal in the summer months in the Midwest and Northeast U.S., but it isn't a seasonal occurrence yet.

With temperatures set to soar again in Europe, the link between heatwaves and air pollution is back under the spotlight.

I connected with experts to find out where our air quality is headed, and if air purifiers are the breath of fresh air we need.