Physicists are teasing a potential leap in nuclear fusion that sounds almost absurd on its face: a path to reactions that are “billion times” more efficient by swapping today’s ultra-short, ...

Researchers propose a method to detect and map low-frequency excitations in nonlinear materials at nanometer resolution, ...

University of Queensland hearing tests conducted across kilometers of ocean off the Australian coast show humpback whales ...

Fig. 2. (a) Coherent phonon oscillations with a frequency of 2.6 THz observed in optical pump/femtosecond x-ray diffraction probe experiments for different pump fluences of the mid-infrared excitation ...