A team of researchers at Penn State have devised a new, streamlined approach to designing metasurfaces, a class of engineered ...

“Contours of a World” at the Guggenheim Museum includes paintings as well as photography that suggests an alternate path. By Martha Schwendener The Washington National Opera said the “Wicked” composer ...

Geomorphology is the study of landforms and landscapes on Earth and other planets, and the processes that shape them. This discipline is primarily concerned with the erosion and deposition of rock and ...

January 5, 2026 • D.C. police officers experienced some of the most intense violence during the attack on the U.S. Capitol on Jan. 6, 2021. We sat down with two of them to rewatch their body camera ...