This two part article is designed to be a feature overview of the X Air XR18 and some of my initial thoughts on it. This is not written to be a review. An article in that style will come as a flow up ...

Fresh Air from WHYY, the Peabody Award-winning weekday magazine of contemporary arts and issues, is one of public radio's most popular programs. Hosted by Terry Gross and Tonya Mosley, the show ...

This is the second article of a two part article designed to be a feature overview of the X Air XR18. This is not written to be a review. An article in that style will come as a flow up to this one ...

Jan. 5, 2026 CO2 can stimulate plant growth, but only when enough nitrogen is available—and that key ingredient has been seriously miscalculated. A new study finds that natural nitrogen fixation has ...

Fresh Air Weekend is everything you love about Fresh Air — tailored for Saturday and Sunday. It highlights the best interviews and reviews from past weeks, and new program elements specially paced for ...

The American Lung Association "State of the Air 2025" report ranks cities and grades counties based on their levels of ozone and two measures of particle pollution in 2021, 2022 and 2023. We use ...