We’ve discovered large numbers of small rocky exoplanets, but they’re at such great distances that habitability is extremely difficult to determine. New research suggests than since Mars is on the

New research led by Penn State scientists suggests that some of the highest-energy cosmic rays may consist of atomic nuclei heavier than iron and could help narrow down the cosmic

As part of a commercial partnership, NASA is developing a sophisticated chip that will give spacecraft the processing capabilities to think for themselves.