The problem with observing supernovae is knowing just when and where one is occurring and being able to point a world-class telescope at it in the hours immediately afterward.

New awards granted by the Resnick Sustainability Institute recognize emerging global innovators in energy science and environmental policy.

During this annual spring rite seniors ditch their classes and vanish from campus, leaving behind complex, carefully planned out puzzles and challenges—known as “stacks”—designed to occupy the underclass students and prevent them from wreaking havoc on the seniors’ rooms.

In 1964, Caltech astronomy professor Guido Münch and Jet Propulsion Laboratory space scientists Lewis Kaplan and Hyron Spinrad pushed the world's second-largest telescope to its limits and dashed—at least for the next few decades—any hopes of finding liquid water on Mars.