It’s not just interstellar comet 3I/ATLAS that’s been catching the attention of scientists. Comet 12P/Pons-Brooks, which was first discovered in 1812 and visits the Earth roughly every 71 years, has ...

Notably, Daily Mail cited a veteran law enforcement officer who has confirmed that the curious hand gestures seen in a video of Charlie Kirk’s bodyguards moments before his assassination at Utah ...

Crypto signals are alerts that prompt you to buy or sell cryptocurrency or try a new strategy. Signals can be based on technical or fundamental analysis done by a human analyst or artificial ...

The "Wow!" signal has been etched with a red marker in the memory of advocates for the search for extraterrestrial intelligence (SETI) since its unveiling in 1977. To this day, it remains one of the ...

As if you didn’t have enough to worry about when it comes to surveillance, researchers have discovered a new way to identify and track people using Wi-Fi signals—and I’m not talking about anything ...

Comcast's Xfinity has introduced a new feature in its internet routers called Wi-Fi Motion, which uses Wi-Fi signals to detect movement in your home, whether from people, pets or other moving objects.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists are ...

A messaging service used by former National Security Advisor Mike Waltz has temporarily shut down while the company investigates an apparent hack. The messaging app is used to access and archive ...

If you could choose only two things as a staple of any war movie, they'd probably be military jargon (like "roger" in military aviation) and hand signals. Whether it's Easy Company deep behind enemy ...

Deep inside a subway station in Brooklyn, in a cramped, industrial room, Dyanesha Pryor pushes in a metal lever on a hulking machine that was installed nearly a century ago. A few hundred feet away, a ...

Signal and WhatsApp are both end-to-end encrypted messaging apps, but they differ in ownership and data collection practices. WhatsApp, owned by Meta, collects metadata on users, while Signal, a ...

Signal, the most secure widely available messaging app, has become a go-to resource for journalists, leakers and other people concerned about privacy. But it’s not infallible. And its shortcomings and ...