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How the space station is helping U.S. fire crews battle wildfires

With numerous wildfires currently raging across western U.S. states, firefighters tasked with tackling the blazes need all the help they can get. Modern technology is lending a much-needed hand and includes a special piece of equipment aboard the International Space Station orbiting 250 miles above Earth. Related Videos NASA’s ECOsystem Spaceborne Thermal Radiometer Experiment on…

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The best air purifiers

Pet dander and other allergens can build up in the air you breathe. These particles can become a problem if you have allergies, suffer from asthma, or have young children. Germs and dust particles can also affect air quality, but you can take steps to improve the quality of your indoor air. An air purifier…

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