The Talk of two Presidents: Mr. Putin and Mr. Erdogan
Turkish President Recep Tayyip Erdogan met Russian President Vladimir Putin in Sochi. (more…)
Turkish President Recep Tayyip Erdogan met Russian President Vladimir Putin in Sochi. (more…)
Vladimir Putin, Recep Tayyip Erdogan and Hassan Rouhani held a joint news conference following the second trilateral meeting of the heads of states, guarantors of the Astana process for facilitating the Syrian peace settlement. (more…)
Acoustic Bottle Beams from Berkeley Lab Hold Promise for Imaging, Cloaking, Levitation and Other Apps
There’s a new wave of sound on the horizon carrying with it a broad scope of tantalizing potential applications, including advanced ultrasonic imaging and therapy, and acoustic cloaking, levitation and particle manipulation. Researchers with the U.S. Department of Energy (DOE)’s Lawrence Berkeley National Laboratory (Berkeley Lab) have developed a technique for generating acoustic bottles in open air that can bend the paths of sound waves along prescribed convex trajectories. (more…)