SEVERAL methods for studying surface vibration modes using holography have recently been developed 1–3. These effectively contour the surface with interference fringes, which delineate points of equal ...

The World Health Organization reports that 360 million people worldwide are affected by hearing loss, generally caused by disease, accidents or damage to middle-ear structures. Researchers at ...

Diverging and converging patterns forming on the surface of solidifying liquid metals resemble plotlines in a complex historical novel, in a new international study. The cyclic patterns observed are ...