Low-cost, DIY air purifiers are proving to be just as effective as expensive commercial units at protecting indoor spaces ...

Homemade air purifiers can filter air faster, making them an affordable alternative to more expensive commercial products.

Researchers have developed a low-cost, durable, do-it-yourself (DIY) air cleaner that works as well as more expensive HEPA ...

It's often surprising what TSA allows on flights in and out of the U.S. This unexpected item has specific restrictions, ...