Abstract: This paper presents a method for constructing optimal frequency hopping patterns with ideal autocorrelation and cross-correlation properties based on algebraic Costas arrays. A ...

Feb 22 - Islamic State claimed responsibility on Saturday for two attacks targeting Syrian army personnel in northern and eastern Syria, as the militant group signaled what it described as a new phase ...

Three people were detained Friday night in connection to the disappearance of Nancy Guthrie shortly after a SWAT team with the Pima County Sheriff’s Department swarmed a home near the 84-year-old’s ...

The Trump administration will end the immigration enforcement crackdown in Minnesota that prompted widespread protests and claimed the lives of two U.S. citizens, border czar Tom Homan announced ...

Minnesota Gov. Tim Walz said the aggressive immigration operation that saw the deaths of two U.S. citizens at the hands of federal agents could end within days. Walz said at a Feb. 10 news conference ...

Vonn says she suffered tibia fracture Complex fracture will require multiple operations "I have no regrets" American posts on social media CORTINA D'AMPEZZO, Italy, Feb 9 (Reuters) - Ski great Lindsey ...

Cortina d'Ampezzo/Treviso, Italy — U.S. skiing great Lindsey Vonn has had two operations in Italy after a serious leg fracture, a source said, to stabilise her after a horrific crash 13 seconds into ...

SAN ANTONIO — Several people were taken into custody Sunday night in connection to a cockfighting investigation on the southwest side of the county, according to the sheriff's office. Bexar County ...