A group of astronomers may have glimpsed light from ionized helium in a distant galaxy. This would indicate the presence of the universe's very first generation of stars looking all the way back in time. I expect discoveries to continue coming from our James Webb Space Telescope.
Neil deGrasse Tyson—world-renowned astrophysicist, Emmy-nominated host, and author—is one of the most popular and influential figures in modern science. He joins to discuss his cosmic career and new book, “Starry Messenger: Cosmic Perspectives on Civilization.”