Abstract: Among the terahertz (THz) sources, a two-color femtosecond filament in gases provides the coherent THz emission with the most broadband spectrum, which spans up to several tens of THz.

Biden Faces Fury as Clemency Recipient Charged in Violent Attack Taking out Hamas' million-dollar 'root' tunnel is game changer, analyst says Trump administration unresponsive after containership fire ...

Hundreds of thousands took to the streets of Jerusalem on Thursday to protest against efforts to end an exemption from military service for Israel’s Haredi religious students. Israeli ultra-Orthodox ...

An artillery shell fired as part of the Marine Corps’ 250-year anniversary celebrations prematurely detonated over Interstate 5 in California Saturday, striking a patrol vehicle with shrapnel, ...

Vice President Vance marked the 250th anniversary of the United States Marine Corps at Camp Pendleton on Saturday, delivering a tribute to the service while promising the Trump administration would ...

Vice President JD Vance’s trip to a military base in California illustrated rising tensions between the federal government and Democratic leaders. By Zolan Kanno-Youngs and Rachel Parsons Zolan ...

CAMP PENDLETON NORTH, Calif. — A section of Interstate 5 near Camp Pendleton reopened Saturday afternoon after a brief closure for a U.S. military demonstration involving live ammunition discharges ...

A 15-mile stretch of Interstate 5 in Southern California was shut down for a U.S. Marine Corps demonstration. The event, commemorating the Marines' 250th anniversary, was attended by Vice President JD ...

This is read by an automated voice. Please report any issues or inconsistencies here. Right-wing demonstrators clashed with police in The Hague, vandalizing a centrist party’s office and torching a ...

A flintknapping demonstration at the Door County Museum will show how stone points and other tools were made thousands of years ago. The event is set for Saturday, Sept. 6, 1-3 pm at the museum, ...

Computer Science and Engineering Ph.D. student Nayan Bhatia demonstrates Pulse-Fi, technology that uses WiFi signals to measure a person's heart rate. Heart rate is one of the most basic and important ...