Abstract: Fault detection of railroad signal cable is of great significance to the safety of railroad system. We propose an improved frequency-domain reflection (FDR) method based on simultaneous ...

Martin Lewis has advised anyone with a mobile phone to input their address into a website to instantly determine if their provider offers the best signal. Those using EE, Vodafone, Three, O2, and ...

If your TV keeps flickering or shows random signal errors, your HDMI cable might be to blame. Here's how to know when it's time for a new one.

HDMI, which stands for "High-Definition Multimedia Interface," was introduced in 2002, through a collaborative effort by Hitachi, Panasonic, Royal Philips Electronics, Silicon Image, Sony Corporation, ...

More evidence has emerged to support the natural origin of comet 3I/Atlas. After several weeks of conspiracy theories, social media debates, and speculation on popular podcasts such as Joe Rogan's, ...

James LaPorta is a national security coordinating producer in CBS News' Washington bureau. He is a former U.S. Marine infantryman and veteran of the Afghanistan war. Washington — The Pentagon's ...

Here's how to check on your payment status. Where's my ANCHOR check? The ANCHOR rebate payments started going out on Sept. 15 and will continue on a rolling basis. Most residents should expect their ...

Signal is the uber secure messenger with the same features as WhatsApp but without Meta casting its long shadow over your phone. But Signal is so secure, it doesn’t even provide iPhone users with a ...

A delay on the MBTA because of a "signal problem" is a regular occurrence. But for many MBTA riders, what that means is a mystery. Simply put, the signal system is "the intelligence that helps trains ...

Republican senators are sending clear signs of disapproval and unhappiness with Secretary of Health and Human Services Robert F. Kennedy Jr., making it plain to President Trump that they want the ...

What just happened? USB testing devices are now widely available at nearly every price point. A Luxembourg-based engineer decided to take things a step further, creating a high-end tester that packs a ...