Researchers at Tsinghua University developed the Optical Feature Extraction Engine (OFE2), an optical engine that processes data at 12.5 GHz using light rather than electricity. Its integrated ...

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TOPPING’s new E50 II DAC packs AK4497S decoding, LDAC Bluetooth, ADAT support, PEQ, and strong I/O for $199, making it a flexible hub for modern desktop audio.

The Journal’s Kate Linebaugh, Damian Paletta and Aaron Kuriloff answered subscriber questions during a WSJ Live stream after the Fed’s decision on interest rates. Photo: Caroline Brehman & Tom William ...

China’s massive aerial drone carrier the Jiu Tian has completed its first flight, adding to the potential swarming capacities of the People’s Liberation Army (PLA). The Jiu Tian, which is itself a ...

Military brinkmanship between President Trump and Nicolás Maduro of Venezuela has led to an increase in electronic warfare in the region. By Riley Mellen and Anatoly Kurmanaev Riley Mellen and Anatoly ...

Fred Lucas is chief news correspondent and manager of the Investigative Reporting Project for The Daily Signal. He is the author of “The Myth of Voter Suppression: The Left’s Assault on Clean ...

Joe Thomas is The Daily Signal’s Virginia correspondent. He is a 37-year broadcasting veteran with 17 years covering Virginia from the marches to the memorials and everything in between.