Neil deGrasse Tyson Explains Why There Are No Green Stars

There are red stars, blue stars and white stars, but why are there no green stars in space? Watch Eugene Mirman persuade Neil deGrasse Tyson to explain how we can get green light from nebulae, but why we can't get green light from a star in this StarTalk Radio Cosmic Query. If you love StarTalk Radio, don't miss out on any StarTalk news. Sign up for our free newsletter: http://www.startalkradio.net/newsletter/youtube/ Catch up with StarTalk Radio around the web: iTunes - http://bit.ly/SOHDg6 SoundCloud - https://soundcloud.com/startalk Stitcher - http://www.stitcher.com/podcast/startalk Twitter - https://twitter.com/#!/StarTalkRadio Facebook - http://www.facebook.com/StarTalkRadio Google+ - http://goo.gl/ZP59S Pinterest - http://pinterest.com/startalk/