FOX NEWS: How 5,000 pencil-size robots may solve the mysteries of the universe

How 5,000 pencil-size robots may solve the mysteries of the universe



A 45-year-old telescope is going to get a high-tech upgrade that will enable it to search for answers to the most perplexing questions in astronomy, including the existence of dark energy, a hypothetical invisible force that might be driving the expansion of the universe.