Abstract: In this paper, a novel timing-offset (TO) estimation method is proposed for orthogonal time-frequency-space (OTFS) systems using zero-correlation-zone (ZCZ) sequences. In contrast to prior ...

Checking up on the claims of water filter makers can be a discomfiting maze. Here's how to verify independent water filter ...

This study is Pew Research Center’s latest effort to explore the landscape of teens and technology today. It focuses on artificial intelligence – from how teens use chatbots to how they think about AI ...

Araqchi says he expects to meet US envoy Witkoff on Thursday Experts say Iran is trying to keep talks alive Tehran, US differ on several issues, including sanctions relief, official says Tehran wants ...

Google on Friday released security updates for its Chrome browser to address a security flaw that it said has been exploited in the wild. The high-severity vulnerability, tracked as CVE-2026-2441 ...

An apparent large-scale operation Friday night tied to the disappearance of 84-year-old Nancy Guthrie marks a "significant escalation" in the Arizona case, with investigators now racing to canvas ...

President Donald Trump met with Israeli Prime Minister Benjamin Netanyahu at the White House today, discussing nuclear talks with Iran and the Gaza peace effort. Coverage of this live blog has ended.

Google on Thursday said it observed the North Korea-linked threat actor known as UNC2970 using its generative artificial intelligence (AI) model Gemini to conduct reconnaissance on its targets, as ...

Unknown Worlds Entertainment will release Subnautica – Nintendo Switch 2 Edition and Subnautica: Below Zero – Nintendo Switch 2 Edition on February 17, the developer announced. Users who already own ...

TUCSON, ARIZONA: The case of Nancy Guthrie’s disappearance, the mother of 'Today' host Savannah Guthrie, took a drastic turn as the FBI released new images of a masked man lurking around her residence ...