What do you do if you don’t trust cheap eclipse-watching glasses from the internet? What about if everyone’s sold out? Well, if you want to watch the eclipse and you have an auto-darkening welding ...
AUSTIN, Texas — If you forgot to buy glasses for the total solar eclipse in Texas, you can still make an eclipse viewer using things around the house. But if that's too much of a hassle, you may ...
I doubt you’ve been tungsten gas welding recently, but it turns out it’s a demanding process. A set of University Toronto researchers (among them wearable computing pioneer Steven Mann) write in an ...
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