The New York Times: Astronomers reported Tuesday that there were at least five planets circling a star there known as 55 Cancri, where only four had been known before, making it the most extensive planetary system yet found outside our own. It is also the one that most resembles our solar system, with a giant planet orbiting far out from the star and four smaller ones circling closer in.
His 1988 sketch of how to use Antarctic ice to detect neutrinos led to the IceCube observatory, which made the first detections of high-energy neutrinos in 2013.