WEIZMANN INSTITUTE RESEARCHERS AND THEIR COLLEAGUES SET AN UPPER LIMIT FOR THE THICKNESS OF JET STREAMS ON URANUS AND NEPTUNE REHOVOT, ISRAEL—May 16, 2013—What is the long-range weather forecast for the planets Uranus and Neptune? These giants are home to extreme...
By Judy Siegel Until now, scientists have been able to identify only two basic types of exploding stars known as supernovae. Now Weizmann Institute of Science astrophysicists and colleagues abroad have observed a third. It is believed that the discovery of this new...