With the reddish-orange skies and smoke-filled air, Californians who had previously never heard of PM2.5 pollution are quickly learning about the Air Quality Index and what they need to do to protect ...

Regular car maintenance isn’t limited to fluid changes, tire pressure, and brake pads. Changing a car’s cabin and engine air filters can also increase the car’s longevity and the passengers’ comfort.

Do-it-yourself air filters are safe, effective and can be used to protect your lungs from California wildfire smoke. Wildfire smoke is harmful and can stretch hundreds of miles. The smoke from the ...

Baader AstroSolar is the benchmark material for serious eclipse photographers, thanks to its sharpness, contrast, and neutral ...

Getting a drink of water in rural Kenya might mean a six-mile walk to a well. But a new kit for a DIY water filter makes it possible to cheaply purify polluted water from nearby sources instead. Most ...

A cheap, do-it-yourself air purifier is powerful enough to effectively protect a home from free-floating flu and COVID-19 viruses, according to test results from the U.S. Environmental Protection ...

Lexy was a producer and on-air presenter who covered consumer tech, including the latest smartphones, wearables and emerging trends like assistive robotics. She won two Gold Telly Awards for her video ...