July 4 (UPI) --Pop music star Katy Perry and actor Orlando Bloom have announced they officially ended their nine-year romance. "Due to the abundance of recent interest and conversation surrounding ...

After endless speculation and cryptic social media activity, Orlando Bloom and Katy Perry have finally addressed their split. The Lord of the Rings actor, 48, began dating Teenage Dream pop star ...

“Road courses are just a bonus for us,” he said. “We know we’re going to be good and we can just focus on trying to get results there.” Even after two years, the downtown Chicago street course remains ...

Bowman held off Tyler Reddick for last year’s win on the 12-turn, 2.2-mile course — a tricky drive with manhole covers and transitions from concrete to asphalt and back. The race was shortened in each ...

In this research, the matrix pencil method (MPM) has been compared to the well known root-MUSIC algorithm. The term pencil refers to obtaining the exponent of a sum of complex exponentials. Actually, ...