Abstract: Phased array antennas play a critical role in satellite communication systems, where minimizing peak sidelobe levels (PSLL) is essential to prevent interference and enhance signal quality.

Abstract: Conventional phased-array ultrasound can detect defects in nuts; however, accurately reconstructing their irregular shapes and precise spatial structures remains challenging. To faithfully ...

The search comes one day after the FBI released surveillance photos and video clips of an "armed" individual at Nancy Guthrie's front door on the morning of her kidnapping Savannah Guthrie/Instagram ...

The area, north of Tucson, is near Guthrie’s home. Authorities have not released what they are searching for, but urged those in the area to follow traffic laws and exercise caution around law ...

Police have released a man hours after they detained him in connection to the disappearance of Nancy Guthrie, the mother of US news anchor Savannah Guthrie, CBS News, the BBC's US partner, has ...

A newly unsealed affidavit written by an FBI agent details the legal basis for a search of an elections office in Fulton County, Georgia, last month, when investigators seized material related to the ...

The FBI relied heavily on previously debunked claims of widespread election irregularities in Georgia as it persuaded a federal judge last month to sign off on plans to seize 2020 voting records from ...

The search for 84-year-old Nancy Guthrie, mother of “Today” show host Savannah Guthrie, has stretched into a fifth, anguished week, with mounting pressure on investigators and a family grappling with ...

In a video shared Monday, the "TODAY" show co-anchor said the family believes Nancy Guthrie is "still out there" and is "at an hour of desperation." Billboards seeking tips in the possible abduction ...

TUCSON, Ariz. (KVOA) - The Federal Bureau of Investigations (FBI) Evidence Response team and the Pima County Sheriff's Department are on the scene in Rio Rico, Arizona. This comes after a person was ...

TUCSON, Arizona — Cops investigating the disappearance of Savannah Guthrie’s mom, Nancy, searched a septic tank behind her house Sunday, with drone footage showing them opening a manhole cover in the ...