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A ‘nanofiber’ mask fabric manufactured in Oklahoma filters 9 times more tiny, potentially-dangerous particles than a bandana, independent tests show. Here’s how you can buy it

One of the designers that discovered that blue shop towels were more effective at filtering tiny particles than a bandana worked with a particle testing company to officially test 20 materials. They tested a variety of things people were using to create homemade masks, from paper towels to vacuum cleaner bags. A material sold by […]

Photography

Sigma 20mm F1.4 Art review: More than a landscape lens

Sigma 20mm F1.4 Art review: More than a landscape lens “Not everyone loves wide-angle lenses, but Sigma’s 20mm Art made me a fan.” Rare focal length/aperture combination Impressively sharp at f/1.4 Professional build quality Great price Severe vignetting No filter support MSRP $ 899.00 Wide-angle lenses don’t get enough credit for their versatility. If you […]

Gaming

40 more game companies join WHO #PlayApartTogether coronavirus awareness campaign

40 more game companies have joined the World Health Organization (WHO) #PlayApartTogether coronavirus awareness campaign. And more the campaign has gained more than 4.7 billion consumer media impressions worldwide. The promotional campaign, organized by the game industry on behalf of the WHO, encourages healthy physical distancing by bringing special events, exclusives, activities, rewards, and inspiration to some […]

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Morgan Stanley says these are the 10 bargain software stocks to buy now and 8 more to watch, with the best chances of rebounding after the coronavirus crisis is over

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