Innovative Superfocus glasses were originally designed to deliver sharp vision to some 65 million Americans with aging eyes. Now they're even helping astronauts see better on long space flights. Next stop: Mars.
In an extended interview, astronaut Ron Garan speaks with Fast Company about his nerve-wracking return to earth, what technology startups should develop for space travel, and life on the International Space Station. "We really need to start not just exploring space," Garan says, "but utilizing space."