Astrophysicist Neil deGrasse Tyson breaks down the biggest questions about space exploration for Newsmakers Impact—from billionaire joyrides to why humans may visit Mars but probably won’t live there anytime soon.

Humans of New York Creator on What 15 Years of Talking to Strangers Taught Him

Newsmakers offers a window into the minds of leaders, artists and changemakers, whose impact extends well beyond the headlines.