Researchers have developed a laser that can produce extremely short pulses with peak powers up to 100 megawatts and 550 watts of average power. This was made possible by an optimized arrangement of ...

The skies will be clear. The low will be 66°. Unhealthy (151-200) Primary pollutant PM2.5 136 μg/m³ Pressure is the weight of the air in the atmosphere. It is normalized to the standard atmospheric ...

The Defense Department will appeal a military judge's ruling that plea agreements struck by Khalid Sheikh Mohammed, the ...

Coco Gauff of the U.S. plays a shot against China's Qinwen Zheng during their women's singles final match of the WTA finals ...