Femtosecond spectroscopy and first-principles calculations shed light on compositional dependence of

Discovery of a dying supermassive black hole via a 3,000-year-long light echo

Study sheds light on pre-Columbian life in understudied area of SW Amazon

A new instrument made a short jaunt to space on the weekend, as part of a mission to measure the total light ever emitted over the universe’s history. The CIBER-2 project will search for stray stars hiding between galaxies by monitoring the cosmic background glow of infrared light.