Running your furnace, central air, or heat pump probably constitutes a big part of your utility bill. But it’s a small, often inexpensive part—the air filter—that keeps these heating and cooling ...

We regularly answer frequently asked questions about life during the coronavirus crisis. If you have a question you'd like us to consider for a future post, email us at goatsandsoda@npr.org with the ...

Many New Yorkers are avoiding the subway, fearful of jostling with strangers in crowded cars. Masks and social distancing are essential, but good air flow is also key to reducing the risk of exposure ...