Austin's AQI tops 100 Thursday as PM2.5 brings unhealthy air for sensitive groups. Experts say to limit outdoor time and keep ...
Dallas may be known for its business and food culture, but not necessarily for fresh air. Based on its number of poor air quality days, Dallas has worse air quality than 92% of Texas cities, according ...
Residents have been told to reduce outdoor activity in Pennsylvania, Texas, New Mexico, California and New Jersey.
Space on MSN
Scientists measure air pollution from reentering SpaceX rocket in real-time: 'It's never been done before'
For the first time ever, scientists have observed in near real time a cloud of air pollution created as a SpaceX rocket burned up in Earth's atmosphere.
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