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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

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October 27, 2013 at 11:00AM
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Seeing through walls hasn't been a super hero-exclusive activity for a while now. According to Popular Science, however, University College London researchers Karl Woodbridge and Kevin Chetty have created the first device that can detect movement through walls using existing WiFi signals. While si

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The radio waves that saturate the air around us may, or may not, give us headaches and cancer, but we can tell you for certain they're capable of powering tiny wireless chips. Renesas Electronics Corp has created a new ultra-low power wireless transmitter that can push data to both Bluetooth and WiF

3 years ago 0 Comments
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We tend to imagine a black hole sucking everything around it straight into oblivion. The truth, however, is even more gruesome. Astronomers have just captured an ultra hi-res image of our neighbouring galaxy, Centaurus A, and it helps to reveal what actually happens. Matter is yanked helplessly t

3 years ago 0 Comments