What happens on the ISS?

The International Space Station is one of the most expensive objects ever made by humans and for more than 20 years it has been continuously occupied by astronauts from around the world.

So what’s it like to live on the ISS while it travels at a speed of five miles per second?

Former NASA astronaut and International Space Station Commander Leroy Chiao joins William Shatner on this week's episode of 'I Don't Understand' to talk about what it is like to live on the ISS.

Join host William Shatner and seek to answer fascinating and timely questions that pique the natural interest of everyone but that are too-often overlooked by establishment media. “I Don’t Understand” is for curious intellectuals who’d rather be educated than merely entertained by their TV, coming face to face with some of today’s most perplexing conundrums with each mind-blowing episode.