At least until Zephraim Cochrane invents the warp drive, our best shot is looking into the deep sky through telescopes. Here's how they work—and how it's not always just about optics.
Spend 8 minutes with an image that has changed astronomy forever - the first-ever deep field view of galaxy cluster SMACS 0723 from the James Webb Space Telescope. Credit: NASA, ESA, CSA, and STScI | ...