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Welcome to Time Machines, where we offer up a selection of mechanical oddities, milestone gadgets, and unique inventions to test out your tech-history skills. This device famously exhibited the potential of tuned radio waves and their ability to wirelessly convey a signal. In 1899, it transmitted...

1 year ago 0 Comments
October 27, 2013 at 11:00AM
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This could either be that one giant leap, or just another in a long sequence of multidirectional small steps on the Quixotic quest for undetectability. So-called dc metamaterials are the chief culprit for inciting our interest anew, as researchers from Universitat Autònoma de Barcelona have...

5 years ago 0 Comments
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Dudes, if you're into cellphone carryin' on that belt or anywhere else in that -- ahem -- vacinity, you'd better watch out if you plan on being a proud pop in the future. Research by the Cleveland Clinic concludes that men in a study who used a wireless phone for more than four hours per day had the...

8 years ago 0 Comments