Waves (image) Elhuyar Fundazioa Share Print E-Mail Caption This is an illustration of waves propagating away from a point-like source. Left: Regular wave propagation. Right: Wave propagation on a hyperbolic metasurface. Credit P. Li, CIC nanoGUNE Usage Restrictions P. Li, CIC nanoGUNE Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.